| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Animal care | |
| #2 | Agricultural harvest processing | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Prentice George D | 11 |
| #2 | Potter Carl E | 1 |
| #3 | Hoppman David P | 1 |
| #4 | Daleiden Kevin L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5392731A | Walk-though flat barn parlor | |
| US3464391A | Animal drinking fountain | |
| US3387696A | Feed distributor | |
| US3331640A | Silo unloader | |
| US3319832A | Automatic feeder gate operator | |
| US3319809A | Silo unloader | |
| US3268067A | Feed distributor | |
| US3275125A | Auger feeder | |
| US3266643A | Cutter wheel assemblage | |
| US3231071A | Adjustable feed device | |
| US3122128A | Cattle stall yoke mounting | |
| US3095856A | Animal watering fountain |