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US Patents
Source: Davenport Public Library

 

this page was last updated on Tuesday, 27 October 2020

NamePatent TitlePatent #CityYear
Addie, Herbertburied cable terminal2184574Cresco1939
Addie, Herbertclip884256Cresco1908
Addie, Herbertdevice for replacing fuses772200Cresco1904
Addie, Herberttelephone attachment777172Cresco1904
Anderson, Andrewthrashing machines156940Cresco1874
Aspenson, Garycanopy door4124055Cresco1978
Averill, Henryfanning mill108953New Oregon1870
Averill, Henrythrashing machine92245New Oregon1869
Barber, Jessedevice for tightenng fence wire195431Cresco1877
Bartels, Dolanreverse flow air filter arrangement and method7455707Cresco2008
Bartels, Dolanreverse flow air filter arrangement and method6521009Cresco2003
Bartels, Dolanreverse flow air filter arrangement6413289Cresco2002
Bartels, Dolanreverse flow air filter arrangement6322602Cresco2001
Bartels, Dolanreverse flow air filter arrangement6258145Cresco2001
Bartels, Dolaninside surface of a filter element having insert construction425977Cresco2000
Bartels, Dolanreverse flow air filter arrangement and method5897676Cresco1999
Bartels, Dolanreverse flow air filter arrangement and method5938804Cresco1999
Bartels, Dolanfilter element5954849Cresco1999
Bartels, Dolanreverse flow air filter arrangement and method6004366Cresco1999
Bartels, Dolanfilter element5803941Cresco1998
Bartels, Edwintool937754Elma1909
Bartels, Ernestplow attachment662663Elma1900
Bemis, Herbertwashing machine for milk separator disks1061157Riceville1913
Bemis, Herbertfence gate1073563Riceville1913
Benson, Leonrotary pump238834Lime Springs1881
Bergeson, Michaelfilter element5954849Cresco1999
Bergeson, Michaelfilter element5803941Cresco1998
Blaess, DonaldTapered lobular driver and fastener10195723Cresco2019
Blaess, DonaldDriverD807139Cresco2018
Blaess, DonaldSelf-clinching fastener9400005Cresco2016
Brown, Leonantislipping attachment for ladders2145619Cresco1939
Brown, Raymotion and direction indicator for vehicles1520851Chester1924
Brown, Waltergasolene stove608388Cresco1898
Buresh, Francisadding machine748924Mapleleaf1904
Burns, Jadenbar lock latch524139Lime Springs2006
Burns, JaydenCompression mount paddle handle10024085Lime Springs2018
Burns, JaydenVehicle compartment door handle assembly9399879Lime Springs2016
Burns, JaydenFree floating paddle actuation system8881564Lime Springs2014
Burns, JaydenDoor handle with paddle actuatorD694087Lime Springs2013
Burns, JaydenMotor home entrance door handleD614016Lime Springs2010
Burr, Williamwagon box1229223Cresco1917
Cannon, Josephwall paper hanger708124Elma1902
Carson, Leonidasmotor608836Elma1898
Carson, Leonidascar coupling469541Elma1892
Chick, Allenlatch863262Lime Springs1907
Clement, Ericsnowmobile ski hold down assembly for trailer and method5716175Cresco1998
Cunningham, Johnvalve cage puller1465349Cresco1923
Daniels, Williamwire fence tightener175944Lime Springs1876
Dietzenbach, Urbanself loading and unloading trailer2991895Cresco1961
Drake, Samuelfence joining device747051Elma1903
Dunn, Elipreparing flour449794Elma1891
Earnist, Cyruschange speed gearing1091467Riceville1914
Earnist, Cyrustransmission gearing1036981Riceville1912
Earnist, Cyrusattachment for adding machines824416Riceville1906
Eastland, LorenCompound energy co-generation system9745867Riceville2017
Farwell, Fayvapor stove297120Cresco1884
Farwell, Fayruffling and shirring attachment for sewing machines254543Cresco1882
Fenske, Donaldslam latch for horse trailer5887928Cresco1999
Fenske, Donaldsnowmobile ski hold down assembly for trailer and method5716175Cresco1998
Fenske, Donaldgate screw backup system5528860Cresco1996
Finnegan, Patrickfence wire stretcher1390770Cresco1921
Fox, DanielTwo-speed PTO stub shaft exchange improvements7874222Elma2011
Frahm, Arthurmud scraper for tractor wheels1848944Elma1932
Frahm, Hermanmud scraper for tractor wheels1848944Elma1932
Frank, Raymondloading machine1854649Elma1932
Garver, Anthonyhay loader146896Lime Spring Station1874
Garver, Anthonyhay loader132960Lime Spring Station1872
Gesell, Ottostringed musical instrument892718Elma1908
Gesy, Jerrydoor sealing apparatus4880046Lime Springs1989
Gilloon, Thomasfire escape1033311Elma1912
Gilman, Josephmoistener877498Riceville1908
Grabau, Lawrencesnow plow1274708Bonair1918
Graf, Milescloth folder for ironing1001443Cresco1911
Haire, Danielspring bed bottom209676Lime Springs1878
Hamilton, Alexstoves156730Cresco1874
Hamilton, Alexandermethod of burning hay, straw, leaves & c.164993Cresco1875
Hamilton, Alexanderstove6560Cresco1875
Hammerstrom, Kennethmulti-workstation device5906284Riceville1999
Hammerstrom, Kennethdoor for hangers and other structures3760861Riceville1973
Hanneman, Elvinrotary snow removing machine3562933Cresco1971
Hanneman, Ervinrotary snow removing machine3562933Cresco1971
Hartogh, Johnlifting device862557Elma1907
Haven, Georgemilk and cream dispenser2207196Lime Springs1940
Haven, Normanfence post266817Lime Springs1882
Hess, Edwindisplay cabinet1179831Cresco1916
Hewes, Otiswashing machine620921Lime Springs1899
Hewitt, Charlesdraft equalizer175455Lime Springs1876
Hidding, MatthewRotary latch with modular components 10676967Elma2020
Hidding, MatthewRotary latch plates 10697207Elma2020
Hidding, MatthewFree floating paddle handle for vehicle doors8579337Elma2013
Hidding, Matthewlatch assembly7320488Elma2008
Hidding, Matthewremote pull handle564855Elma2008
Hidding, Matthewlatch assembly7156430Elma2007
Hollister, Charlesvessel for heating milk or other food for calves463387Cresco1891
Hollister, Georgecorn shocker794300Cresco1905
Hruska, DerekWheel debris ejector for tracked vehicle 10654533Lime Springs2020
Hruska, DerekSelf mounting ballast weight system 10293874Lime Springs2019
Hruska, DerekDrawbar assembly with pin ejector mechanism10179488Lime Springs2019
Hruska, DerekDrawbar pin ejector10011151Lime Springs2018
Huber, Johnfire escape1033311Elma1912
Huber, Josephmetallic fence post1021409Elma1912
Huber, Josephconcrete fence post980955Elma1911
Inward, Charlesstove pipe thimble175994Riceville1876
Jewett, Nelsonmilking stool661055Riceville1900
Johnson, Albertdouble acting air pump1579321Lime Springs1926
Johnson, Johncar coupling209402Cresco1878
Johnson, Olecar coupling209402Cresco1878
Jones, Francistraction device1580607Cresco1926
Kintz, Damontruck tarp assembly5542733Lime Springs1996
Klingle, Francisminiature sanitary disposal plant3624665Cresco1971
Klingle, Francisfloat valve asssembly3361156Cresco1968
Klingle, Francistractor light3369116Cresco1968
Kolbet, Pauldairy container sediment trap2661844Cresco1953
Krueger, Richardspring draft attachment871282Cresco1907
Lamb, Alfredmusic leaf turner620043Cresco1899
Laub, Anthonywashing apparatus1254815Cresco1918
Lomas, Henryticket chart326879Cresco1885
Martin, Merlegearshift conversion apparatus2664761Cresco1954
McClary, Jamesmachine for handling coins826521Riceville1906
McCord, Clarencewindshield wiper1894186Cresco1933
McDonnell, Goodwinbicycle627199Elma1899
McDonnell, Johnbicycle627199Elma1899
McIlravy, Davidmachine for producing artificial stone803014Riceville1905
McIlrevey, Davidharrow190774Riceville1877
Mehmert, Larrydrain pipe animal guard4702828Cresco1987
Miller, Charlestrace carrier287456Cresco1883
Miller, Edwardwater tank heater and feed cooker621359Elma1899
Mohr, Luievelocipede354649Howard Center1886
Monesmith, Bertshipping device1085285Cresco1914
Mork, DonaldSeal arrangement for filter element; filter element assembly; and, methods 10279303Lime Springs2019
Mork, DonaldAir filter arrangement; assembly; and, methods 10315144Lime Springs2019
Mork, DonaldAir filter arrangement; assembly; and, methods 10421034Lime Springs2019
Mork, DonaldSeal arrangement for filter element; filter element assembly; and, methods 10507423Lime Springs2019
Mork, DonaldAir filter arrangement; assembly; and, methods10065145Lime Springs2018
Mork, DonaldSeal arrangement for filter element; filter element assembly; and, methods9718021Lime Springs2017
Mork, DonaldProcess and materials using z-filter media, and/or, closing flutes of filter media; and, products9770686Lime Springs2017
Mork, DonaldSeal arrangement for filter element; filter element assembly; and, methods9457310Lime Springs2016
Mork, DonaldAir filter arrangement; assembly; and, methods9527023Lime Springs2016
Mork, DonaldAir filter arrangement9180399Lime Springs2015
Mork, DonaldProcess and materials for coiling z-filter media; and/or closing flutes of filter media; and, products8961722Lime Springs2015
Mork, DonaldSeal arrangement for filter element; filter element assembly; and, methods8945268Lime Springs2015
Mork, DonaldAir filter cartridge and air cleaner assembly8709119Lime Springs2014
Mork, DonaldAir filter arrangement; assembly; and, methods8906128Lime Springs2014
Mork, DonaldAir filter arrangement8636820Lime Springs2014
Mork, DonaldSeal, arrangement for filter element; filter element assembly; and, methods8685128Lime Springs2014
Mork, DonaldAir filter arrangement8496723Lime Springs2013
Mork, DonaldProcess and materials for coiling z-filter media; and/or closing flutes of filter media; and, products8496774Lime Springs2013
Mork, DonaldSeal arrangement for filter element; filter element assembly; and, methods8409316Lime Springs2013
Mork, DonaldProcess and materials for coiling z-filter media, and/or closing flutes of filter media; and, products8226786Lime Springs2012
Mork, DonaldSeal, arrangement for filter element; filter element assembly; and, methods8241384Lime Springs2012
Mork, DonaldAir filter arrangement; assembly; and methods8277532Lime Springs2012
Mork, DonaldAir filter cartridge and air cleaner assembly8292983Lime Springs2012
Mork, DonaldSeal arrangement for filter element; filter element assembly; and, methods7931724Lime Springs2011
Mork, DonaldSeal arrangement for filter element; filter element assembly; and, methods7935166Lime Springs2011
Mork, Donaldseal arrangement for filter element; filter element assembly; and, methods7396376Lime Springs2008
Moser, Brucecircular saw clutch assembly7137329Lime Springs2006
Mosher, Kennethopening and locking brace for canopy type doors2936830Riceville1960
Mosher, Kennethelectric semiautomatic door operator2548042Riceville1951
Mott, Jamesheadlight turning mechanism for vehicles1203769Cresco1916
Mott, Jamesheadlight turning mechanism for vehicles1158071Cresco1915
Murphy, Thomasreciprocating churn198665Busti1877
Murphy, TroySeal arrangement for filter element; filter element assembly; and, methods 10279303Cresco2019
Murphy, TroySeal arrangement for filter element; filter element assembly; and, methods 10507423Cresco2019
Murphy, TroySeal arrangement for filter element; filter element assembly; and, methods9718021Cresco2017
Murphy, TroyProcess and materials using z-filter media, and/or, closing flutes of filter media; and, products9770686Cresco2017
Murphy, TroySeal arrangement for filter element; filter element assembly; and, methods9457310Cresco2016
Murphy, TroyProcess and materials for coiling z-filter media; and/or closing flutes of filter media; and, products8961722Cresco2015
Murphy, TroySeal arrangement for filter element; filter element assembly; and, methods8945268Cresco2015
Murphy, TroySeal, arrangement for filter element; filter element assembly; and, methods8685128Cresco2014
Murphy, TroyProcess and materials for coiling z-filter media; and/or closing flutes of filter media; and, products8496774Cresco2013
Murphy, TroySeal arrangement for filter element; filter element assembly; and, methods8409316Cresco2013
Murphy, TroyProcess and materials for coiling z-filter media, and/or closing flutes of filter media; and, products8226786Cresco2012
Murphy, TroySeal, arrangement for filter element; filter element assembly; and, methods8241384Cresco2012
Murphy, TroySeal arrangement for filter element; filter element assembly; and, methods7931724Cresco2011
Murphy, TroySeal arrangement for filter element; filter element assembly; and, methods7935166Cresco2011
Murphy, Troyseal arrangement for filter element; filter element assembly; and, methods7396376Cresco2008
Nash, Allenagricultural boiler284884Lime Springs1883
Neely, Carrollportable heated animal bed2842651Cresco1958
Neely, Carrollanimal bed2866066Cresco1958
Nichols, Perrythrashing machines156940Cresco1874
Nichols, Perrysheaf droppers for harvesters156941Cresco1874
Nicoll, Howardreusable umbilical cord clamp for veterinary use3825012Riceville1974
Noble, S.sled and sleigh runner35106Vernon Springs1862
Nye, Donalddual chuck blow gun6561233Cresco2003
Ohmacht, Augustradiator support1344559Cresco1920
Omar, MelaneeRemote operated infant/child car seat8220870Cresco2012
Omar, MelaneeMat for child development7870625Cresco2011
Owens, Williamstreet sign and light1758714Cresco1930
Patterson, Willvehicle thill480129Cresco1892
Patterson, Williambook supporting attachments for tables156304Cresco1874
Pecoy, Stephenwork bench581829Cresco1897
Pecoy, Stephenwork box and stand943454Cresco1909
Phillips, Wendelltraffic signal1623889Bonair1927
Pullman, N.railway switch20367New Oregon1858
Pullman, N.attachable to harness awning frame for horses18300New Oregon1857
Pullman, Nathanielextension ladder105126New Oregon1870
Pullman, Nathanielcar replacer76520New Oregon1868
Pullman, Nathanielswitch for replacing cars upon the track54478New Oregon1866
Queel, Fredsaw vise2606462Cresco1952
Rahlf, JeffZ-filter media pack arrangement; and, methods RE48050Elma2020
Rahlf, JeffZ-filter media pack arrangement; and, methodsRE46700Elma2018
Rahlf, JeffProcess and materials using z-filter media, and/or, closing flutes of filter media; and, products9770686Elma2017
Rahlf, JeffZ-filter media pack arrangement; and, methods9114346Elma2015
Rahlf, JeffProcess and materials for coiling z-filter media; and/or closing flutes of filter media; and, products8961722Elma2015
Rahlf, JeffZ-filter media pack arrangement; and, methods8518141Elma2013
Rahlf, JeffProcess and materials for coiling z-filter media; and/or closing flutes of filter media; and, products8496774Elma2013
Rahlf, JeffProcess and materials for coiling z-filter media, and/or closing flutes of filter media; and, products8226786Elma2012
Rahlf, JeffZ-filter media pack arrangement; and, methods8241383Elma2012
Rahlf, JeffZ-filter media pack arrangement; and, methods7967886Elma2011
Rand, Henrycloth folder for ironing1001443Cresco1911
Reeve, Winfieldblacksmith's shears226105Riceville1880
Riley, Jameswire tightener769714Elma1904
Rink, Peterdisk sharpener1393967Cresco1921
Sadler, Johnagricultural boiler284884Lime Springs1883
Schacht, Frankpneumatic grain elevator784281Lime Springs1905
Scott, Charlesblock machine825489Riceville1906
Seavy, Adelbertcombined oil can and funnel790080Riceville1905
Seelye, Williamdraft equalizer777151Cresco1904
Shuler, Olivercar rack1295806Elma1919
Smith, Herbertbroom moistener634097Lime Springs1899
Smith, Jamessnow plow1667445Bonair1928
Smith, Johnremovable lid support for cook stoves534925Lime Springs1895
Snow, Charlesphotographic background carrier624111Lime Springs1899
Snow, Charlesclothes pounder597333Lime Springs1898
Soules, Simonpotato digger69136Cresco1867
Stevenson, Ralphwind restraining stay roller assembly for sliding doors4672712Elma1987
Strayer, Eberrefrigerator846873Cresco1907
Stremel, Charleshand truck294525Cresco1884
Stritzel, Johncompound cushion heel1106985Elma1914
Swanson, Lorensfire escape ladder316415Cresco1885
Swenson, Johnlightning rod1303739Cresco1919
Swenson, Johnlightning rod low top1127696Cresco1915
Swenson, Johnhorse power capstan889271Cresco1908
Swenson, Johnstump extractor827271Cresco1906
Swenson, Johnvalve744433Cresco1903
Swenson, Johnstump extractor679402Cresco1901
Swenson, Lorensstump extractor827271Cresco1906
Swenson, Lorenstobacco pipe830864Cresco1906
Swenson, Lorensdevice for overcoming dead centers766914Cresco1904
Swenson, Lorensvalve744433Cresco1903
Swenson, Lorensreciprocating valve616275Cresco1898
Swenson, Lorensstump extractor535426Cresco1895
Swenson, Lorensvehicle thill480129Cresco1892
Swenson, Lorensvehicle wheel hub482418Cresco1892
Swenson, Lorensextension ladder284683Cresco1883
Swenson, Olevalve mechanism710905Cresco1902
Swenson, Olehay loader581963Cresco1897
Swenson, Olehay loader546602Cresco1895
Swenson, Olebook supporting attachments for tables156304Cresco1874
Swenson, Williamhay loader581963Cresco1897
Swenson, Williamhay loader546602Cresco1895
Tex, Henrycar rack1295806Elma1919
Thompson, Edwardroad map holder1834260Cresco1931
Van Slyke, Alfonzosweep operated windlass902701Cresco1908
Vielrock, Williamdraft equalizer819256Lime Springs1906
Voves, MarkMagnetic holding device and method of use9387582Cresco2016
Voves, MarkCargo carrying device8376391Cresco2013
Voves, MarkModular multi-functional cargo carrier and transport trailer7997607Cresco2011
Voves, Markdevice for monitoring and measuring distance7385513Cresco2008
Voves, Markdrive system for a movable crossover box6749243Cresco2004
Voves, Markmoveable support system for a crossover box6607230Cresco2003
Voves, Markpizza cutting and eating tool6591503Cresco2003
Voves, Markautomobile visor and clip470806Cresco2003
Voves, Markmoveable support system for a crossover box6354647Cresco2002
Voves, Markfood tray for automotive traveling446082Cresco2001
Voves, Markpizza cutting and eating tool425376Cresco2000
Vsetecka, Frankwire working tool876116Protivin1908
Vsetecka, Frankhasp fastener831122Protivin1906
Walters, Johnhub boring machine77137Riceville1868
Warsaw, Edwardbob sled361560Riceville1887
Weinacht, Kevinpersonal watercraft trailer390814Cresco1998
Whalen, Mauricevalve cage puller1465349Cresco1923
White, Arthurelectric switch883366Cresco1908
Windell, Verncrate794439Chester1905
Wolf, Augustbarn framing machine1133902Elma1915
Wygant, Victorwoodworking tool712448Cresco1902
Zbornick, Thomasproducing phosphatic fertilizer with a deficiency of mineral acids2361444Cresco1944
Zenner, ChristopherVehicle outside door handleD674678Elma2013
Zweibohmer, Dennisgraspable portion of window hold open mechanism443809Elma2001
Zweibohmer, Timothyremote pull handle564855Lime Springs2008
Zweibohmer, Timothydoor latch handle529367Lime Springs2006

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