Issued Patents All Time
Showing 51–57 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7926879 | Load support structure | Johann Burkhard Schmitz, Claudia Plikat, Roland Rolf Otto Zwick, Andrew Keith Hector, John F. Aldrich | 2011-04-19 |
| 7857390 | Piece of furniture | Johann Burkhard Schmitz, Roland Rolf Otto Zwick, Claudia Plikat | 2010-12-28 |
| D628832 | Body support structure | Johann Burkhard Schmitz, Claudia Plikat, Roland Rolf Otto Zwick | 2010-12-14 |
| D628831 | Body support structure | Johann Burkhard Schmitz, Claudia Plikat, Roland Rolf Otto Zwick | 2010-12-14 |
| D591986 | Body support structure | Johann Burkhard Schmitz, Claudia Plikat, Roland Rolf Otto Zwick | 2009-05-12 |
| D490994 | Task chair | Johann Burkhard Schmitz, Claudia Plikat, Nicolai Neubert, Roland Rolf Otto Zwick | 2004-06-08 |
| D471370 | Task chair | Burkhard Schmitz, Claudia Plikat, Nicolai Neubert, Roland Rolf Otto Zwick | 2003-03-11 |