Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6883872 | Adjustable armrest with an auxiliary security unit | — | 2005-04-26 |
| 6840578 | Chair improvement structure | — | 2005-01-11 |
| 6659554 | Adjustment device of a chair backrest | — | 2003-12-09 |
| 6145930 | Adjustment device for the back of a chair | — | 2000-11-14 |
| 6132001 | Adjustment device for an arm of a chair | — | 2000-10-17 |
| 5884975 | Chair armrest | — | 1999-03-23 |
| 5848823 | Chair armrest adjuster | — | 1998-12-15 |