Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885701 | Pen turret control system | Aftab H. Kapadya | 1989-12-05 |
| 4860682 | Unitary-panel boat hull construction | — | 1989-08-29 |
| 4677572 | Pen turret control system | Aftab H. Kapadya | 1987-06-30 |
| 4540993 | Plotter pen | Aftab H. Kapadya | 1985-09-10 |
| 4518972 | Graphics plotter turret head | Henry W. Hammond | 1985-05-21 |
| 4284068 | Solar heat collector for gasses | — | 1981-08-18 |