Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6470273 | Collision warning system | Harvey Williamson | 2002-10-22 |
| D300776 | Electric fan housing | Cheun-Yuan Fu | 1989-04-18 |
| D262882 | Computer control terminal | John W. Goodin, Douglas H. Grambush, Katsuo Kumagai | 1982-02-02 |
| D262705 | Cathode ray tube computer display | John W. Goodin, Douglas H. Grambush, Katsuo Kumagai | 1982-01-19 |