Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D442311 | Lighting fixture | Yu-Hsin Kao | 2001-05-15 |
| 5091834 | Universal lighting fixture replaceable with diversified lamps | Yu-Hsin Kao | 1992-02-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D442311 | Lighting fixture | Yu-Hsin Kao | 2001-05-15 |
| 5091834 | Universal lighting fixture replaceable with diversified lamps | Yu-Hsin Kao | 1992-02-25 |