Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5304849 | Method and apparatus for automobile security system | Haw-Renn Chen | 1994-04-19 |
| 5287596 | Hinge with adjustable stop and hold mechanism | Haw-Renn Chen | 1994-02-22 |
| 5288260 | Optical fun device | Haw-Renn Chen | 1994-02-22 |