Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10338528 | Method for fabrication of a balance spring of a predetermined stiffness by local removal of material | Frederic Kohler, Jean-Luc Bucaille | 2019-07-02 |
| 10324418 | Method for fabrication of a balance spring of predetermined thickness through the addition of material | Frederic Kohler, Jean-Luc Bucaille | 2019-06-18 |