Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7396081 | Chair height adjustment mechanism | Gerard J. Matern, Kerry Brodrecht | 2008-07-08 |
| 7097254 | Height-adjustment mechanism for an armrest | Gerard J. Matern, Gerard Helmond, Arthur A. Patton, Cuong Quoc Vo, David Watkins | 2006-08-29 |
| 6896333 | Height-adjustment mechanism for an armrest | Gerard J. Matern, Gerard Helmond, Arthur A. Patton, Cuong Quoc Vo, David Watkins | 2005-05-24 |
| 6871909 | Locking mechanism for chair and pushbutton control therefor | Gordon Dennis Hobb | 2005-03-29 |
| D479927 | Chair paddle arm | — | 2003-09-30 |