Showing 1–11 of 11 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Rene Bannwart | Corum, Ries, Bannwart & Co., S.A. | 4 |
| 2 | Raymond Studer | Compagnie Des Montres Longines, Francillon S.A. | 1 |
| 2 | Claude Ray | Girard-Perregaux S.A. | 1 |
| 2 | Charles G. Bechtiger | Sargent & Greenleaf | 1 |
| 2 | Richard Grudzinski | Unknown | 1 |
| 2 | Yvan Greiner | Portescap | 1 |
| 2 | Michel Thomi | Compagnie Des Montres Longines, Francillon S.A. | 1 |
| 2 | Jean-Claude Caby | Portescap | 1 |
| 2 | Claude Laesser | Ebauches, S.A. | 1 |
| 2 | Jean-Claude Girardin | Portescap | 1 |
| 2 | Andre Martin | Eastman Kodak | 1 |