Assignee
SPRECHER ENERGIE AG
CH·13 granted patents·237 citations·filing 1988–1993
Top patents by PatentIndex Score
13 records- 0180US5113056AStored-spring-energy actuator mechanism for a high-voltage circuit breakerSPRECHER ENERGIE AG·Filed 1990·Granted May 12, 1992·30 cites·11 claims
- 0278US4996397ASpring-force drive for a power switchSPRECHER ENERGIE AG·Filed 1990·Granted Feb 26, 1991·41 cites·12 claims
- 0375US5055640AMulti-pin vacuum switch arrangementSPRECHER ENERGIE AG·Filed 1990·Granted Oct 8, 1991·33 cites·10 claims
- 0473US5128502AThree-pole, gas-insulated switch arrangementSPRECHER ENERGIE AG·Filed 1990·Granted Jul 7, 1992·35 cites·8 claims
- 0565US5098318AElectrical contact assemblySPRECHER ENERGIE AG·Filed 1991·Granted Mar 24, 1992·32 cites·12 claims
- 0663US4968861AActuator mechanism for a high-voltage circuit breakerSPRECHER ENERGIE AG·Filed 1988·Granted Nov 6, 1990·17 cites·13 claims
- 0748US5304762AGas-blast circuit breakerSPRECHER ENERGIE AG·Filed 1993·Granted Apr 19, 1994·11 cites·9 claims
- 0843US5269055AMethod of assembling a circuit-breaker poleSPRECHER ENERGIE AG·Filed 1992·Granted Dec 14, 1993·14 cites·9 claims
- 0942US5015809AVacuum switch arrangementSPRECHER ENERGIE AG·Filed 1989·Granted May 14, 1991·5 cites·6 claims
- 1041US5416266AEncased gas-insulated high-tension installation and an assembly of such an installationSPRECHER ENERGIE AG·Filed 1993·Granted May 16, 1995·11 cites·10 claims
- 1130US5248862AGas-blast circuit breakerSPRECHER ENERGIE AG·Filed 1992·Granted Sep 28, 1993·3 cites·28 claims
- 1227US5091615AVacuum switchSPRECHER ENERGIE AG·Filed 1990·Granted Feb 25, 1991·1 cites·15 claims
- 1321US5358073AMethod and apparatus for tensioning an accumulator spring of a drive of a high-voltage or medium-voltage power circuit breakerSPRECHER ENERGIE AG·Filed 1993·Granted Oct 25, 1994·4 cites·7 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →