Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340948 | Single-coil balance wheel for driving a mechanical movement | — | 1982-07-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340948 | Single-coil balance wheel for driving a mechanical movement | — | 1982-07-20 |