FP

Friedrich Perrot

ED Eta Sa Fabriques D'Ebauches: 6 patents #11 of 171Top 7%
EE Eta A.G. Ebauches-Fabrik: 2 patents #2 of 7Top 30%
📍 Baden, CH: #60 of 498 inventorsTop 15%
Overall (All Time): #666,561 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6092923 Timepiece including fixation device for an element added to a frame 2000-07-25
5699324 Device for securing a watch dial Marco Bettelini 1997-12-16
5430694 Timepiece 1995-07-04
5408151 Electromagnetic motor, in particular of the stepping type, including a case engaged within a stator Francois Diaz 1995-04-18
5206554 Electromagnetic micromotor for use in watch movements of small dimensions 1993-04-27
5010532 Electronic watch having an opening for receiving a battery and a cover closing this opening, and method of mass-producing this watch 1991-04-23
4362396 Battery holder for electronic wrist watch 1982-12-07
4213295 Arrangement for securing a dial to a plate in a timepiece 1980-07-22