Patents per Year
Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11448239 | Control of hydraulic actuating cylinders in roll stands | Michael Zielenbach, Jörn Sohler, Martin Schmidt | 2022-09-20 |
| 11440779 | Decoupleable lifting platform receptacle | Ralf Ringler | 2022-09-13 |
| 10945529 | Chair | Ruarc O'Boyle | 2021-03-16 |
| 9974389 | Adjusting mechanism for adjusting a restoring force acting on the backrest of a chair, and office chair provided with such an adjusting mechanism | Armin Sander | 2018-05-22 |
| 9609952 | Chair, especially, office chair | — | 2017-04-04 |
| D770209 | Chair | Armin Sander | 2016-11-01 |
| D770210 | Chair | Armin Sander | 2016-11-01 |
| D770211 | Chair | Armin Sander | 2016-11-01 |
| 8998549 | Weld stud | Ralf Pimper, Joachim Schneider, Joachim Geist, Wolfgang Werner | 2015-04-07 |
| 6692075 | Chair having a synchronously adjustable seat and backrest | Armin Sander, Martin Potrykus | 2004-02-17 |