Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879567 | Carriage coupling device system for pen plotter | — | 1989-11-07 |
| 4849771 | Plotter pen presence and type identification system | Aftab H. Kapadya | 1989-07-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879567 | Carriage coupling device system for pen plotter | — | 1989-11-07 |
| 4849771 | Plotter pen presence and type identification system | Aftab H. Kapadya | 1989-07-18 |