GRAU; SIEGFRIED
Patent Applications and Registrations
Patent applications and USPTO patent grants for GRAU; SIEGFRIED.The latest application filed is for "wearable device with moon phase display".
- GRAU; SIEGFRIED - Pforzheim DE
| Patent | Date |
|---|---|
| Wearable Device with Moon Phase Display App 20140247699 - SEMBRITZKI; BORIS ; et al. | 2014-09-04 |
| World Time Timepiece App 20130322218 - Burkhardt; Wolfgang ; et al. | 2013-12-05 |
| Perpetual calendar for a timepiece Grant 7,027,361 - Burkhardt , et al. April 11, 2 | 2006-04-11 |
| Mode selecting assembly for a timepiece Grant 6,896,403 - Grau May 24, 2 | 2005-05-24 |
| Perpetual calendar for a timepiece App 20050105398 - Burkhardt, Wolfgang ; et al. | 2005-05-19 |
| Setting assembly for an analog timepiece Grant 6,773,157 - Grau August 10, 2 | 2004-08-10 |
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