Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11342767 | Multi-voltage charging terminal access port | Nicolas Preisig | 2022-05-24 |
| 6698888 | Ophthalmic refractor having improved repeatability of scale rotation | — | 2004-03-02 |
| 6692128 | Ophthalmic refractor having gear phasing hub | — | 2004-02-17 |