| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 21 | |
| #2 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Packaging and shipping | |
| #3 | Machines | |
| #4 | Chemical engineering | |
| #5 | Mechanical elements | |
| #6 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Harvesting | |
| #2 | Agricultural harvest processing | |
| #3 | Unspecified technologies | |
| #4 | Vehicle connections | |
| #5 | Separating solids | |
| #6 | Shafts | |
| #7 | Transport or storage devices | |
| #8 | Containers for goods storage | |
| #9 | Planting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pierson Torvald N | 8 |
| #2 | Baldwin George D | 4 |
| #3 | Hale Stephen H | 4 |
| #4 | Baldwin Ernest W | 3 |
| #5 | Worthington Wayne H | 3 |
| #6 | Stevens Clarence A | 2 |
| #7 | Gottschall Clarence R | 2 |
| #8 | Pike Harry H | 2 |
| #9 | Irl Michaels John | 1 |
| #10 | Pierson Torvald Nicholas | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1853809A | Combine harvester | |
| US1863691A | Combine harvester | |
| US1824861A | Tilting mechanism for harvesters | |
| US1853784A | Threshing cylinder | |
| US1882823A | Apparatus for harvesting corn | |
| US1847288A | Windrowing machine | |
| US1882875A | Grain divider extension | |
| US1781474A | Eccentric drive | |
| US1853221A | Steering truck for harvesters | |
| US1761842A | Elevator boot | |
| US1853776A | Grain pan and cutter bar brace | |
| US1844262A | Separate deck cover | |
| US1815042A | Straw spreader | |
| US1780481A | Spiral conveyer | |
| US1810037A | Reel driving mechanism for harvesters | |
| US1802998A | Grain beater | |
| US1803131A | Grain-separating mechanism | |
| US1720176A | Bin delivery control | |
| US1859586A | Conveyer for combines or like machines | |
| US1775268A | Tractor hitch |