Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7744159 | Height adjustment mechanism for armrest | — | 2010-06-29 |
| 7331184 | Hot-cold cushion | — | 2008-02-19 |
| 6761410 | Gear-controlled height-adjusting mechanism for armrest of office chair | — | 2004-07-13 |
| 6572195 | Mechanism for adjusting distance between armrests of office chair | — | 2003-06-03 |
| 6336680 | Height-adjustment mechanism for armrest | — | 2002-01-08 |
| 6139107 | Armrest adjusting mechanism | — | 2000-10-31 |