This data came from https://blogs.davenportlibrary.com/digital/iowa-patent-inventors-search/, restricting this to Marion county and sorting chronologically with the oldest being first. This is not currently a complete set (i.e., it is not brought up-to-date matching the current year). It will be broken into multiple pages with two decades per page.
1861-1880 1881-1900 1901-1920 1921-1940 1941-1960 1961-1980 1981-2000 2001-2020 2021-2040
| Last | First | Title | Pat. # | City | County | Year |
|---|---|---|---|---|---|---|
| Overton | Alfred | composition to be applied to grain to prevent smut | 33400 | Knoxville | Marion | 1861 |
| Williams | Horace | self rocking cradle | 46744 | Hamilton | Marion | 1865 |
| Short | James | trace fastener | 68535 | Gosport | Marion | 1867 |
| Conwell | G. | beehive | 72805 | Knoxville | Marion | 1867 |
| Sexton | James | cultivator | 73392 | Pella | Marion | 1868 |
| Stamper | Greenville | animal and bird trap | 79154 | Pella | Marion | 1868 |
| Stamper | Greenville | wagon | 79155 | Pella | Marion | 1868 |
| Savage | W. | steam engine | 79863 | Knoxville | Marion | 1868 |
| Fassauer | John | churn | 81615 | Wheeling | Marion | 1868 |
| Hospers | Nicholas | corn harvester | 85828 | Pella | Marion | 1869 |
| Savage | W. | steam engine | 87073 | Knoxville | Marion | 1869 |
| Sexton | James | cultivator | 88915 | Pella | Marion | 1869 |
| Biddle | Leopold | cane mill | 104544 | Knoxville | Marion | 1870 |
| Faris | Uriah | weather board scribe | 105826 | Red Rock Township, Marion County | Marion | 1870 |
| Miller | Abraham | weather board scribe | 105826 | Red Rock Township, Marion County | Marion | 1870 |
| Faris | Uriah | grindstone or tool sharpener | 107768 | Red Rock | Marion | 1870 |
| Miller | Abraham | grainstone or tool sharpener | 107768 | Red Rock | Marion | 1870 |
| Sexton | James | cultivator | 109554 | Pella | Marion | 1870 |
| Savage | Walter | steam generator | 109765 | Knoxville | Marion | 1870 |
| Wood | John | corn stalk cutter | 111709 | Pella | Marion | 1871 |
| Stinson | William | grain registering device | 114723 | Newbern | Marion | 1871 |
| Faris | Uriah | blacksmith's bellows | 125605 | Red Rock | Marion | 1872 |
| Miller | Abraham | bellows | 125605 | Red Rock | Marion | 1872 |
| Biddle | Leopold | inking apparatus for color printing | 125655 | Knoxville | Marion | 1872 |
| Hospers | Nicholas | churn | 130428 | Pella | Marion | 1872 |
| Siefert | Fred | harness tug buckle | 135601 | Knoxville | Marion | 1873 |
| Jolly | George | pen holder | 151292 | Knoxville | Marion | 1874 |
| Biddle | L. | neck yokes for vehicles | 155064 | Knoxville | Marion | 1874 |
| Miller | Abraham | fire engines | 156555 | Red Rock | Marion | 1874 |
| Faris | Uriah | fire engine | 156555 | Red Rock | Marion | 1874 |
| Williams | Horace | washing machine | 158770 | Hamilton | Marion | 1875 |
| Sexton | James | punching machine | 160474 | Pella | Marion | 1875 |
| Wilson | B. | portable fence | 175806 | Gosport | Marion | 1876 |
| Sexton | James | wagon brake lever | 178805 | Pella | Marion | 1876 |
| West | Thomas | car coupling | 186048 | Pleasantville | Marion | 1877 |
| DeVries | Jelle | jeweler's lathe | 196077 | Pella | Marion | 1877 |
| Earle | Ira | breech loading fire arm | 189026 | Pella | Marion | 1877 |
| Voorhees | Ellison | stove caster frame | 189531 | Pella | Marion | 1877 |
| Van Houten | William | coal and potato screen | 202306 | Pella | Marion | 1878 |
| Gannett | Willard | car coupling | 205260 | Knoxville | Marion | 1878 |
| Bestor | Francis | wire fence barb | 208140 | Knoxville | Marion | 1878 |
| Baker | Charles | wire fence barb | 208140 | Knoxville | Marion | 1878 |
| Dilts | Andrew | spoke setting machine | 219699 | Dallas | Marion | 1879 |
| Hammans | George | cultivator | 221058 | Gosport | Marion | 1879 |
| Vincent | William | hog trough | 225309 | Columbia | Marion | 1880 |
| Sexton | James | wagon brake lever | 227847 | Pella | Marion | 1880 |
| Voorhees | John | corn planter | 229343 | Pella | Marion | 1880 |
| Garretson | W. | branding stamp | 9311 | Knoxville | Marion | 1880 |
1861-1880 1881-1900 1901-1920 1921-1940 1941-1960 1961-1980 1981-2000 2001-2020 2021-2040
This page was created and formatted in 2021 and revised (and extended) by Al Hibbard on 2022-04-11.