Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847791 | Timekeeping system | Joseph Martin | 1989-07-11 |
| 4322376 | Carburetor | Joseph Martin | 1982-03-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847791 | Timekeeping system | Joseph Martin | 1989-07-11 |
| 4322376 | Carburetor | Joseph Martin | 1982-03-30 |