Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4307797 | Curved tooth gear coupling | — | 1981-12-29 |
| 4226136 | Gear drive assembly | Troy L. Porter | 1980-10-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4307797 | Curved tooth gear coupling | — | 1981-12-29 |
| 4226136 | Gear drive assembly | Troy L. Porter | 1980-10-07 |