Assignee
DETRA SA
CH·10 granted patents·144 citations·filing 1991–2016
Top patents by PatentIndex Score
10 records- 0183US5498958AInductive proximity sensor with periodic switching for sensing the presence of objectsDETRA SA·Filed 1993·Granted Mar 12, 1996·43 cites·20 claims
- 0274US6335619B1Inductive proximity sensor comprising a resonant oscillatory circuit responding to changes in inductive reactionDETRA SA·Filed 1997·Granted Jan 1, 2002·31 cites·7 claims
- 0369US11112758B2Timepiece escapement device and operating method of such a deviceDETRA SA·Filed 2016·Granted Sep 7, 2021·1 cites·26 claims
- 0457US9323220B2Lever escapement for a timepieceDETRA SA·Filed 2013·Granted Apr 26, 2016·1 cites·6 claims
- 0553US5247235AMethod of supplying power to a single phase step motorDETRA SA·Filed 1991·Granted Sep 21, 1993·16 cites·22 claims
- 0652US6712500B2Escapement device for timepieceDETRA SA·Filed 2001·Granted Mar 30, 2004·3 cites·19 claims
- 0750US5504408AMethod of feeding a single-phase stepping motorDETRA SA·Filed 1995·Granted Apr 2, 1996·15 cites·9 claims
- 0848US5774426AMethod and device for feeding a single-phase stepping motorDETRA SA·Filed 1997·Granted Jun 30, 1998·14 cites·11 claims
- 0945US5166590AMethod and circuit for feeding a single-phase stepping motorDETRA SA·Filed 1991·Granted Nov 24, 1992·11 cites·10 claims
- 1042US5400303ADriving device for timepiecesDETRA SA·Filed 1993·Granted Mar 21, 1995·9 cites·7 claims
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