Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7923272 | Method of forming a resin cover lens of LED assembly | — | 2011-04-12 |
| 7364229 | Automatic ventilation device for chair | — | 2008-04-29 |
| 7159947 | Adjustment mechanism for armrest | — | 2007-01-09 |
| 7150504 | Adjustment mechanism for handrail | — | 2006-12-19 |
| 6659561 | Arm rest adjustable forwardly and rearwardly | — | 2003-12-09 |