Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11950531 | Trimmer attachment for lawn mower | Cody Armstrong | 2024-04-09 |
| D280067 | Seed planter | — | 1985-08-13 |
| 4484676 | Accumulating shuttle conveyor | Robert W. Plumridge | 1984-11-27 |
| 4461225 | Multiple seed planter with seed discharge mechanism | — | 1984-07-24 |
| 4263789 | Torque-responsive drive coupling for roller conveyors | Frederick W. Koepke, William T. Kuhn | 1981-04-28 |