Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6631911 | Combined structure of a sports shoe and an in-line skate | Ching-Lin Chen | 2003-10-14 |
| 5866860 | Muffler having a pressure adjusting device | — | 1999-02-02 |
| D379040 | Headboard for beds | — | 1997-05-06 |
| D376380 | Camera support platform | Oliver Yang | 1996-12-10 |
| 5049438 | Nondiaphanous nonwoven fabric | — | 1991-09-17 |