Issued Patents 2023
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11812866 | Attachment structure for suspension seating | Johann Burkhard Schmitz, Roland Rolf Otto Zwick, James D. Slagh, Brent Tracy, Michael D. Stanton, Sr. | 2023-11-14 |
| D1000880 | Chair | Johann Burkhard Schmitz, Roland Rolf Otto Zwick | 2023-10-10 |
| 11761201 | Partition wall | Burkhard Schmitz, Roland Rolf Otto Zwick | 2023-09-19 |
| D985989 | Chair | Johann Burkhard Schmitz, Roland Rolf Otto Zwick | 2023-05-16 |
| D977887 | Chair | Johann Burkhard Schmitz, Roland Rolf Otto Zwick | 2023-02-14 |