Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D564766 | Swivel chair | Claus Zimmermann, Mathias Dohm | 2008-03-25 |
| D509968 | Office swivel chair | Claus Zimmermann, Matthias Dohm | 2005-09-27 |
| 5956955 | Heat shield for a gas turbine combustion chamber | — | 1999-09-28 |
| 5934066 | Combustion chamber of a gas turbine with a ring-shaped head section | Manfred Schwithal | 1999-08-10 |
| 5918465 | Flow guiding body for a gas turbine combustion chamber | — | 1999-07-06 |
| D359396 | Chair | Joachim Steinmann, Claus Zimmermann | 1995-06-20 |