Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8146990 | Mechanism for an office chair | — | 2012-04-03 |
| 7866750 | Permanent contact mechanism | — | 2011-01-11 |
| 7837269 | Armrest, in particular for an office chair | — | 2010-11-23 |
| 7234866 | Linear sliding guide, in particular for inter-adjustable components of office chairs | — | 2007-06-26 |
| D540079 | Seat back | — | 2007-04-10 |
| D507910 | Headrest | — | 2005-08-02 |
| D506627 | Armrest | — | 2005-06-28 |
| D506336 | Armrest | — | 2005-06-21 |
| 6886888 | Synchronizing mechanism for correlated seat/backrest motion of an office chair | — | 2005-05-03 |
| 6796611 | Synchronizing mechanism for office chairs | — | 2004-09-28 |
| 6709056 | Preloaded spring arrangement, in particular for spring loading office chair synchronizing mechanisms | — | 2004-03-23 |
| 6279998 | Seat mounting mechanism | Zooey C. Chu, Harald Wurl | 2001-08-28 |
| 6260921 | Lumbar support adjustment mechanism | Zooey C. Chu, Harald Wurl | 2001-07-17 |
| 6189972 | Lumbar support adjustment mechanism | Zooey C. Chu, Harald Wurl | 2001-02-20 |
| 6135556 | Seat adjustment mechanism | Zooey C. Chu, Harald Wurl | 2000-10-24 |
| 6106069 | Universal seat carrier panel for office chairs | — | 2000-08-22 |
| 6062646 | Adjustable-height armrest, in particular for an office chair | — | 2000-05-16 |
| 5678893 | Chair, in particular office chair, with an adustable height back-rest construction | — | 1997-10-21 |