Assignee
BALLUFF GEBHARD FEINMECH
11 granted patents·297 citations·filing 1980–1994
Top patents by PatentIndex Score
11 records- 0194US4893027AProximity switch insensitive to interference fieldsBALLUFF GEBHARD FEINMECH·Filed 1987·Granted Jan 9, 1990·107 cites·49 claims
- 0289US4673827AProximity switch insensitive to interference fieldsBALLUFF GEBHARD FEINMECH·Filed 1985·Granted Jun 16, 1987·50 cites·11 claims
- 0373US4745300ATwo-wire switchBALLUFF GEBHARD FEINMECH·Filed 1987·Granted May 17, 1988·34 cites·11 claims
- 0471US5408132AProximity switch operating in a non-contacting mannerBALLUFF GEBHARD FEINMECH·Filed 1994·Granted Apr 18, 1995·28 cites·24 claims
- 0565US4433309AProximity switch with built-in test circuitBALLUFF GEBHARD FEINMECH·Filed 1981·Granted Feb 21, 1984·15 cites·15 claims
- 0662US4780788ATwo-wire switch with a power transistorBALLUFF GEBHARD FEINMECH·Filed 1986·Granted Oct 25, 1988·15 cites·20 claims
- 0756US5504425AInductive sensor responsive to the distance to a conductive or magnetizable objectBALLUFF GEBHARD FEINMECH·Filed 1994·Granted Apr 2, 1996·26 cites·26 claims
- 0853US4314310AElectrical switchBALLUFF GEBHARD FEINMECH·Filed 1980·Granted Feb 2, 1982·9 cites·8 claims
- 0947US4492925ATesting and evaluating circuit for proximity switches in machine control meansBALLUFF GEBHARD FEINMECH·Filed 1982·Granted Jan 8, 1985·8 cites·13 claims
- 1035US5062810APlug insert for a metal tube housingBALLUFF GEBHARD FEINMECH·Filed 1990·Granted Nov 5, 1991·5 cites·13 claims
- 1128US4489467AMounting device for a rod-shaped proximity switchBALLUFF GEBHARD FEINMECH·Filed 1982·Granted Dec 25, 1984·0 cites·8 claims
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