Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12232628 | Chair assembly | Yu-Ling Wu, Martin Potrykus | 2025-02-25 |
| 12178324 | Synchronous mechanism for a piece of seating furniture, and piece of seating furniture | Martin Potrykus | 2024-12-31 |
| 12137817 | Interlocking mechanism for seat and back of chair | Yu-Ling Wu, Martin Potrykus | 2024-11-12 |
| D960597 | Chair | Eric D. Cross, Martin Potrykus, Mugi D. Yamamoto | 2022-08-16 |
| 11337525 | Reclining seatback support device | Yu-Ling Wu, Luca Mazzon | 2022-05-24 |
| 11213132 | Structure for rapidly assembling chair back and chair seat | Yu-Ling Wu, Cyrille Jehan Charier | 2022-01-04 |
| 11076696 | Seat, in particular an office chair | Martin Potrykus | 2021-08-03 |
| 11051624 | Twistable chair backrest frame | Yu-Ling Wu, Cyrille Jehan Charier | 2021-07-06 |
| D910359 | Chair back | Yu-Ling Wu, Cyrille Jehan Charier | 2021-02-16 |
| D907423 | Chair | Eric D. Cross, Martin Potrykus, Mugi D. Yamamoto | 2021-01-12 |
| 10638841 | Seat, in particular an office chair | Martin Potrykus | 2020-05-05 |
| 10357110 | Chair, in particular office chair | Martin Potrykus | 2019-07-23 |
| 10111525 | Seat, in particular an office chair | Martin Potrykus | 2018-10-30 |
| 9974389 | Adjusting mechanism for adjusting a restoring force acting on the backrest of a chair, and office chair provided with such an adjusting mechanism | Peter Horn | 2018-05-22 |
| 9826836 | Seat, in particular an office chair | Martin Potrykus | 2017-11-28 |
| 9504325 | Seat, in particular an office chair | Martin Potrykus | 2016-11-29 |
| 9486081 | Item of seating furniture, in particular office chair | Martin Potrykus | 2016-11-08 |
| D770209 | Chair | Peter Horn | 2016-11-01 |
| D770210 | Chair | Peter Horn | 2016-11-01 |
| D770211 | Chair | Peter Horn | 2016-11-01 |
| D724367 | Swivel chair | — | 2015-03-17 |
| 8528973 | Adjusting mechanism for adjusting a restoring force that acts on a backrest of a chair, and office chair with such an adjusting mechanism | Christopher Schmidt | 2013-09-10 |
| D638635 | Chair | Martin Potrykus, Hiroto Usumoto | 2011-05-31 |
| D636614 | Chair | Martin Potrykus, Hiroto Usumoto | 2011-04-26 |
| 7566097 | Chair, in particular office chair | Christopher Schmidt | 2009-07-28 |