Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11828393 | System and method for joining and hanging ducts | — | 2023-11-28 |
| 11666426 | Brush attachment, electric toothbrush handpiece and electric toothbrush comprising the electric toothbrush handpiece and the brush attachment | Martin Zwimpfer, Pierre Fredy KIRCHHOFER | 2023-06-06 |