Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6948774 | Armrest | Klaus Maier, Thomas Stenzel | 2005-09-27 |
| 6857704 | Neck support for a chair | Thomas Stenzel, Klaus Maier | 2005-02-22 |
| 6832814 | Chair with adjustable seat depth | Thomas Stenzel | 2004-12-21 |
| 6755472 | Neckrest for a chair | Thomas Stenzel | 2004-06-29 |
| D479928 | Mechanism for a chair | Mathias Seiler | 2003-09-30 |
| D479066 | Mechanism for a chair | Mathias Seiler | 2003-09-02 |
| D473737 | Control mechanism for a chair | Mathias Seiler | 2003-04-29 |
| 6050646 | Backrest | Thomas Stenzel | 2000-04-18 |