Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7311876 | Discoloration-resistant timepiece or jewelry part | Frédéric Oulevey, Michèle Saudan, Denis Vincent | 2007-12-25 |
| 6705601 | Self-compensating spiral spring for a mechanical balance-spiral spring oscillator | François Paschoud, Patrick Sol | 2004-03-16 |
| 6503341 | Self-compensating spiral for a spiral balance-wheel in watchwork and process for treating this spiral | Patrick Sol | 2003-01-07 |
| 6329066 | Self-compensating spiral for a spiral balance-wheel in watchwork and process for treating this spiral | Patrick Sol | 2001-12-11 |
| 5881026 | Self-compensating balance spring for a mechanical oscillator of a balance-spring/balance assembly of a watch movement and process for manufacturing this balance-spring | Patrick Sol, Pierre-Alain Walder | 1999-03-09 |