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Inventors Patents, 1871-2022
Emmet County IAGenWeb


 

This information obtained from the IOWA INVENTORS DATABASE ▪ 1843-2022.  Online database maintained by Davenport Public Library

 
Enter the patent number to view description and drawings of the inventions on the U.S. Patent and Trademark Office web page: 
 
https://ppubs.uspto.gov/pubwebapp/static/pages/landing.html

To view complete file, select - Basic Search - Quick Lookup - enter Patent Number [Patent Numbers with 6 digits or less add leading zeros to make 7 total digits] - PDF


Name Invention Title Patent Number Residence Year Issued
Aeling, Edward unloading device 995937 Ringsted 1911
Akre, Odd weather strip 891652 Wallingford 1908
Bailey, Reuben hog trough 600763 Estherville 1898
Baker, Monty folding fish and animal capturing net apparatus 6101756 Estherville 2000
Baker, Monty rod-shaped hinges and articles incorporating same 5941011 Estherville 1999
Baker, Monty folding fish and animal capturing net apparatus 6101756 Estherville 2000
Baker, Monty rod-shaped hinges and articles incorporating same 5941011 Estherville 1999
Beebe, Robert fly casting line with tapered cellular waterproof plastic coating 2862282 Estherville 1958
Benson, James automatic tractor hitch 2671673 Ringsted 1954
Benson, James shim 1549435 Ringsted 1925
Bowman, George drum and cymbal beater 1138839 Estherville 1915
Carter, Robert Pull-down planter hanger 8245441 Estherville 2012
Carter, Robert Pull-down plant hanger D624394 Estherville 2010
Carter, Robert Pull-down planter hanger 8245441 Estherville 2012
Carter, Robert Pull-down plant hanger D624394 Estherville 2010
Caswell, Donald pop corn machine 2721510 Ringsted 1955
Chipman, Donald hydraulic jack 4174095 Estherville 1979
Christiansen, Nels flexible hinged drawbar for harrows 1784576 Ringsted 1930
Christiansen, Niels marker for corn planters 851798 Ringsted 1907
Clark, Ralph electric fluting machine 2064732 Estherville 1936
Clark, Lucie electric fluting machine 2064732 Estherville 1936
Clark, Frank reversible sifter 1795835 Dolliver 1931
Clark, Frank sifter 1807687 Dolliver 1931
Clark, Ralph lawn mower 1775421 Estherville 1930
Clark, Ralph telescoping ladder 1731611 Estherville 1929
Clark, Frank reversible sifter 1737298 Dolliver 1929
Cross, Gary folding trailer for an all-terrain vehicle 6286854 Estherville 2001
Cross, Gary all-terrain vehicle rack utility box 6209941 Estherville 2001
Cross, Gary folding trailer for an all-terrain vehicle 6254117 Estherville 2001
Cross, Gary atv lift handle 5967241 Estherville 1999
Cross, Gary three-point hitch for an all terrain vehicle 5746275 Estherville 1998
Cross, Gary dolly for moving a snowmobile 5716061 Estherville 1998
Cross, Gary atv lift handle rub block 5615745 Estherville 1997
Cross, Gary folding trailer for an all-terrain vehicle 6286854 Estherville 2001
Cross, Gary all-terrain vehicle rack utility box 6209941 Estherville 2001
Cross, Gary folding trailer for an all-terrain vehicle 6254117 Estherville 2001
Cross, Gary atv lift handle 5967241 Estherville 1999
Cross, Gary three-point hitch for an all terrain vehicle 5746275 Estherville 1998
Cross, Gary dolly for moving a snowmobile 5716061 Estherville 1998
Cross, Gary atv lift handle rub block 5615745 Estherville 1997
Cuyler, George boring bar 1126715 Estherville 1915
Denning, Joseph wire fence 617084 Estherville 1899
Denning, Joseph wire fence 542185 Estherville 1895
Devary, Sturgle fuel supply means for internal combustion engines 1613789 Estherville 1927
Domek, Pamela Pull-down planter hanger 8245441 Estherville 2012
Domek, Pamela Pull-down plant hanger D624394 Estherville 2010
Domek, Pamela Pull-down planter hanger 8245441 Estherville 2012
Domek, Pamela Pull-down plant hanger D624394 Estherville 2010
Downs, Frank apparatus for recovering meat from bones 3671999 Estherville 1972
Eidet, James method and apparatus for controlling the approach angle of a plow unit in response to speed variations 4141419 Armstrong 1979
Everds, Francis multi-blade planer 2787846 Estherville 1957
Falb, Charles strengthener for eyeglass cases 1302341 Estherville 1919
Fox, Harold transmission gear shifting attachment 1608382 Estherville 1926
Frettem, Palmer flashlight 2283430 Estherville 1942
Friesner, Dave Boom breakaway assembly 7740190 Estherville 2010
Friesner, Dave Boom breakaway assembly 7740190 Estherville 2010
Gates, Olus cattle tie 606922 Estherville 1898
Gates, Olus hog catching and lifting machine 572792 Estherville 1896
Gates, Olus baling press 535754 Estherville 1895
Goggin, Roy ditch cleaning shovel 861107 Estherville 1907
Graaf, Margaret clothes catcher and drainer 1101176 Estherville 1914
Graaf, Margaret sewing machine cabinet 837620 Estherville 1906
Graaf, Margaret spool rack 591272 Estherville 1897
Grout, Ransom magazine camera 638455 Estherville 1899
Grout, Ransom combined way bill, consignee's receipt, and agent's record envelop 618662 Estherville 1899
Guerdet, Jana heating wrap 474545 Armstrong 2003
Guerdet, Jana heating wrap 474545 Armstrong 2003
Halvorson, Carl removable fog light 2744998 Ringsted 1956
Handeland, George chemical tablet dispensing device for wells 4235849 Ringsted 1980
Handeland, George chemical tablet dispensing device for wells 3785525 Ringsted 1974
Handeland, George metering apparatus 3521671 Ringsted 1970
Handeland, George water treating apparatus 3386808 Ringsted 1968
Hanson, Ole boiler flue cleaner 1099297 Halfa 1914
Harvey, Edward boat lift 3021965 Gruver 1962
Helmick, James tractor mounted hydraulic control mechanism for an earth working tool 4544176 Estherville 1985
Hoffmeyer, Monte golf shaft with bulge section 5938542 Estherville 1999
Hoffmeyer, Monte golf shaft with bulge section 5735753 Estherville 1998
Hoffmeyer, Monte golf shaft with bulge section 5938542 Estherville 1999
Hoffmeyer, Monte golf shaft with bulge section 5735753 Estherville 1998
Holcomb, Samuel furnace door operating mechanism 934529 Estherville 1909
Howard, William beet harvester 1436502 Estherville 1922
Jacobson, Dale adjustable window blind 3156956 Estherville 1964
Janssen, Raymond harrow cleaner 1832555 Estherville 1931
Jenison, John inbred corn line M10138 7109404 Estherville 2006
Jenison, John inbred corn line M10138 7109404 Estherville 2006
Jensen, John fire and smoke alarm device 3659278 Estherville 1972
Jensen, John fire and smoke alarm device 3447152 Estherville 1969
Jensen, John door latch assembly 3314704 Estherville 1967
Jensen, John combined smoke and fire alarm 3153226 Estherville 1964
Jensen, Henry radiator for automobiles and the like 1396633 Estherville 1921
Jepsen, Jeffrey Electric vehicle 10603997 Estherville 2020
John, Margaret apparatus for cooking, broiling, baking, & c. 514079 Estherville 1894
Johnck, John hobby horse 597702 Estherville 1898
Johnson, Nels electric fence 2396512 Wallingford 1946
Johnson, Nels wire splicing tool 2147042 Wallingford 1939
Johnson, Nels cement post mold 1407196 Wallingford 1922
Johnson, Nels head rest 870179 Wallingford 1907
Johnson, Olaf cement block machine 831077 Estherville 1906
Johnson, Olof building block and wall construction 803290 Estherville 1905
Jones, Walter elastic storage tank and method for making the same 3982573 Armstrong 1976
Jones, Walter life vest 3931657 Armstrong 1976
Jones, Walter elastic storage tank 3978901 Armstrong 1976
Jones, Walter method of making inflatable life raft 3919027 Armstrong 1975
Jones, Walter elastic storage tank and method for making the same 3919030 Armstrong 1975
Kern, Vernon guide for drive belts 649370 Estherville 1900
Ketchum, Amos pitman connection 121789 Estherville 1871
Koenecke, Michael spinning reel 230590 Estherville 1974
Koenecke, Michael spinning reel 231224 Estherville 1974
Kollasch, William split keyboard 493464 Armstrong 2004
Kollasch, William split keyboard 493464 Armstrong 2004
Larsen, Henry multiple station machine tool 3082856 Estherville 1963
Larsen, Magnus wagon dump 1333429 Armstrong 1920
Layne, Bradley Hub D776038 Armstrong 2017
Leaver, Lewis draft equalizer 1226541 Armstrong 1917
Lieser, Leo spark plug 2068030 Estherville 1937
Lightle, Neal System and method for remotely monitoring the health of a transformer 8849587 Estherville 2014
Lightle, Neal System and method for remotely monitoring the health of a transformer 8849587 Estherville 2014
Loeschen, Fred insect trap 1505651 Estherville 1924
Lough, Arlando concrete building block 835027 Estherville 1906
Lundgreen, Michael digital hysteresis circuit 3959730 Estherville 1976
Lundgreen, Michael coherent filter 3833855 Estherville 1974
Luscombe, Terry vehicle mounted utility apparatus with quick attachment means 7055912 Armstrong 2006
Luscombe, Terry vehicle mounted utility apparatus with quick attachment means 7055912 Armstrong 2006
Luscombe, Terry hitch assembly for a tandem disc implement 4552224 Armstrong 1985
Luscombe, Terry fireplace insert 4441482 Armstrong 1984
Luscombe, Arthur fireplace stove 250419 Dolliver 1978
Luscombe, Arthur wood-burning stove 250540 Dolliver 1978
Luscombe, Gene stack forming vehicle 4060028 Dolliver 1977
Luscombe, Arthur vehicle mounted boom apparatus 4063359 Armstrong 1977
Luscombe, Terry inflatable boat 3931655 Armstrong 1976
Luscombe, Art chopping implement 3933314 Armstrong 1976
Luscombe, Gene stack forming device 3907139 Dolliver 1975
Luscombe, Gene haystack wagon 3840134 Dolliver 1974
Luscombe, Gene machine for comminuting glassware and the like 3655138 Dolliver 1972
Luscombe, Gene machine for comminuting sheet and multi-sheet scrap materials 3545689 Dolliver 1970
Luscombe, Arthur mixing machine for heavy fragmented materials such as silage 3379417 Dolliver 1968
Luscombe, Arthur power transmission system for tractor powered implements 3389609 Armstrong 1968
Luscombe, Arthur feed mixer apparatus 3133727 Armstrong 1964
Luscombe, Arthur bearing protective structure for the auger of a feed mixer 2980407 Dolliver 1961
Luscombe, Arthur portable feed mixer 2896923 Dolliver 1959
Maine, Herman combined sound box and bridge 1137649 Estherville 1915
Markley, Arthur disk scraper 990576 Estherville 1911
Martin, Jason Systems and methods for acid recycle 10731229 Estherville 2020
Martinson, Milton means for extracting the liguid from a cased well below the top end of the casing 2689611 Estherville 1954
McBride, Joseph pail or package lining 714320 Estherville 1902
McCulla, William grain separator 192445 Estherville 1877
Menssen, Leroy camping utility stand 4096951 Estherville 1978
Miller, Charles burglar alarm 786912 Estherville 1905
Miller, Charles electric burglar alarm for vaults, safes, or the likes 729952 Estherville 1903
MItchell, David cistern filter 1200126 Armstrong 1916
Monson, Bergie football goal 2076911 Estherville 1937
Moritz, Ivan portable stock warmer 3041441 Estherville 1962
Mortensen, Chris flexible hinged drawbar for harrows 1784576 Ringsted 1930
Mustard, Eldie portable dock 3074239 Estherville 1963
Natterstad, Henry floating fluid barrier 3547306 Estherville 1970
Neitzke, Raymond truck box cover 2591186 Estherville 1952
Nelson, Lewis dumping body for vehicles 1353062 Wallingford 1920
Nelson, Fred target clamp 1017229 Estherville 1912
Neuber, Walter humidifier for hot water heating systems 3401882 Estherville 1968
Niemann, Harry compressed air grease gun 1312642 Armstrong 1919
Niemoth, Theodore weeding device 1277998 Estherville 1918
Nokes, Earl necktie with simulated four-in-hand knot and tie tac therefor 3761963 Armstrong 1973
Nokes, Earl apparatus for forming wheel rims 3575035 Armstrong 1971
Obbink, Brian Automatic tensioning control deck plate system 9867335 Armstrong 2018
Obbink, Nicholas Automatic tensioning control deck plate system 9867335 Armstrong 2018
Obbink, Scott vehicle hoist and towing device 4268213 Armstrong 1981
Olsen, Joseph folding chair 1412194 Estherville 1922
Osher, Nels churn 959877 Estherville 1910
Packard, Charles combination hay-grain feeder device 4183472 Estherville 1980
Pasley, Decatur harness buckle 878996 Dolliver 1908
Pasley, Decatur end gate fastener 851557 Dolliver 1907
Peter, Ralph joist anchor 1251276 Estherville 1917
Post, William wire fastener 1028962 Estherville 1912
Post, William reversible valve mechanism 1000193 Estherville 1911
Quastad, Randy Portable drop box 11382445 Estherville 2022
Quastad, Omer tractor hitch 2904348 Estherville 1959
Reich, William auto tail light 1279003 Estherville 1918
Ries, Landon Genetic loci associated with reproductive growth phenotypes in soybean and methods of use 11319599 Armstrong 2022
Ries, Landon Polynucleotides and kits associated with soybean iron deficiency tolerance and methods of detection and breeding 11357185 Armstrong 2022
Ries, Landon Soybean variety 5PKDW89 11395468 Armstrong 2022
Ries, Landon Soybean variety 5PLWT07 11412695 Armstrong 2022
Ries, Landon Soybean variety 5PZQJ47 11432514 Armstrong 2022
Ries, Landon Soybean variety 5PKPU92 11457593 Armstrong 2022
Ries, Landon Soybean variety 5PUZE53 11483997 Armstrong 2022
Ries, Landon Soybean variety 5PDTH43 10905084 Armstrong 2021
Ries, Landon Soybean variety 5PBMA67 10966388 Armstrong 2021
Ries, Landon Soybean variety 5PKNB14 10986800 Armstrong 2021
Ries, Landon Soybean variety 5PLVQ64 11044881 Armstrong 2021
Ries, Landon Soybean variety 5PWYY47 11116165 Armstrong 2021
Ries, Landon Soybean variety 5PSEG45 10349599 Armstrong 2019
Ries, Landon Soybean variety 5PFDN24 10512237 Armstrong 2019
Ries, Landon Soybean variety 5PACC71 10226025 Armstrong 2019
Ries, Landon Compositions associated with soybean reproductive growth and methods of use 9807951 Armstrong 2017
Ritten, Louis poison bottle stopper 810676 Estherville 1906
Rolfson, Emmet apparatus for confining floating pollutants 3764015 Estherville 1973
Sabin, Walter fence post driver and puller 2657010 Dolliver 1953
Sabin, Luverne fence post driver and puller 2657010 Dolliver 1953
Sanders, Leo ice cream disher 1888739 Estherville 1932
Satern, Steven Rifle to fire pistol cartridges 10788276 Estherville 2020
Schaper, Otto anti-clogging attachment for moldboard plows 3503449 Estherville 1970
Schaper, Otto tractor mounting for agricultural implements 3305028 Estherville 1967
Schroeder, Douglas Separated drive and sealing device for screw conveyor 9376262 Estherville 2016
Schroeder, Douglas pneumatic material handling system for combines 4441511 Estherville 1984
Shenefelt, Francis ditching machine 847703 Estherville 1907
Sidles, Dwayne hydraulic lift jack 3622124 Estherville 1971
Sidles, Kenneth hydraulic lift jack 3622124 Estherville 1971
Skowbo, Arthur shaving brush 1143451 Armstrong 1915
Sorensen, Thorwald neck yoke 977482 Ringsted 1910
Taylor, Howard Continuous longitudinal flow root crop harvesting 8074434 Armstrong 2011
Taylor, Howard continuous longitudinal flow root crop harvesting 7165628 Armstrong 2007
Taylor, Howard Continuous longitudinal flow root crop harvesting 8074434 Armstrong 2011
Taylor, Howard continuous longitudinal flow root crop harvesting 7165628 Armstrong 2007
Thelen, Jim Composite fishing line RE45778 Estherville 2015
Thelen, Jim Composite fishing line RE45778 Estherville 2015
Thelen, Jim Composite fishing line 8181438 Esther 2012
Thelen, Jim Composite fishing line RE45778 Estherville 2015
Thelen, Jim Composite fishing line 8181438 Esther 2012
Tostenrud, Ralph stalk pulverizer 2527974 Armstrong 1950
Trees, Leonard veterinary surgical table 1717531 Estherville 1929
Trees, Leonard veterinary surgical table 1717532 Estherville 1929
Vigdal, Benjamin locking can cover 977491 Armstrong 1910
VonBank, Albert combination coupling pin and lifting hook 2535468 Armstrong 1950
Wahler, Henry pump 873394 Estherville 1907
Wells, Carl comb sterilizer 1820517 Estherville 1931
Wiley, George draft equalizer 805250 Estherville 1905
Wilson, Samuel animal trap 914000 Estherville 1909
Woods, Herbert wire reel frame 613951 Estherville 1898

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