DETRA SA
Patent Applications and Registrations
Patent applications and USPTO patent grants for DETRA SA.The latest application filed is for "timepiece escapement device and operating method of such a device".
- DETRA SA - Preverenges N/A CH
- Detra SA - Bienne CH
| Patent | Date |
|---|---|
| Timepiece escapement device and operating method of such a device Grant 11,112,758 - Tu September 7, 2 | 2021-09-07 |
| Timepiece Escapement Device And Operating Method Of Such A Device App 20180373201 - Tu; Xuan Mai | 2018-12-27 |
| Lever escapement for a timepiece Grant 9,323,220 - Tu April 26, 2 | 2016-04-26 |
| Lever Escapement for a Timepiece App 20150301501 - Tu; Xuan Mai | 2015-10-22 |
| Escapement device for timepiece Grant 9,052,694 - Tu June 9, 2 | 2015-06-09 |
| Escapement Device for Timepiece App 20150131414 - Tu; Xuan Mai | 2015-05-14 |
| Escapement device for timepiece Grant 6,712,500 - Tu , et al. March 30, 2 | 2004-03-30 |
| Inductive proximity sensor with periodic switching for sensing the presence of objects Grant 5,498,958 - Tu , et al. March 12, 1 | 1996-03-12 |
| Driving device for timepieces Grant 5,400,303 - Tu , et al. March 21, 1 | 1995-03-21 |
| Method of supplying power to a single phase step motor Grant 5,247,235 - Tu , et al. September 21, 1 | 1993-09-21 |
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