Inventor · disambiguated record
Kenneth J. Leff
Also filed as: LEFF KENNETH J
6 granted patents·292 citations·filing 1982–1993
87Inventor score
Top patents by PatentIndex Score
6 records- 0188US4544836AOptically-based access control systemAMERICAN DISTRICT TELEGRAPH CO·Filed 1982·Granted Oct 1, 1985·93 cites·15 claims
- 0287US4687924AModular transceiver with adjustable specular memberADT INC·Filed 1985·Granted Aug 18, 1987·102 cites·9 claims
- 0379US4679881AElectrical interconnection apparatus and techniqueAMERICAN DISTRICT TELEGRAPH CO·Filed 1985·Granted Jul 14, 1987·42 cites·8 claims
- 0460US4749871ASelf-diagnostic projected-beam smoke detectorADT INC·Filed 1987·Granted Jun 7, 1988·26 cites·8 claims
- 0556US4823015AElectrical interference free projected beam smoke detectorADT INC·Filed 1988·Granted Apr 18, 1989·23 cites·5 claims
- 0627US5476397AWire terminal clampPITTWAY CORP·Filed 1993·Granted Dec 19, 1995·6 cites·36 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →