Inventor · disambiguated record
Richard C. Leveson
Also filed as: LEVESON RICHARD C
7 granted patents·234 citations·filing 1981–1996
88Inventor score
Files withPHOTOVAC INC2CA MINISTER NAT DEFENCE1LEVESON RICHARD C1PERKIN ELMER CANADA LTD1PHOTOVAC CENTRE INC1
Top patents by PatentIndex Score
7 records- 0181US5083742AFluid control valvePHOTOVAC INC·Filed 1990·Granted Jan 28, 1992·51 cites·20 claims
- 0274US5983703AAnalytical engine for gas chromatographPERKIN ELMER CANADA LTD·Filed 1996·Granted Nov 16, 1999·49 cites·70 claims
- 0372US4413185ASelective photoionization gas chromatograph detectorCA MINISTER NAT DEFENCE·Filed 1981·Granted Nov 1, 1983·29 cites·13 claims
- 0468US4398152APhotoionization detectorLEVESON RICHARD C·Filed 1982·Granted Aug 9, 1983·27 cites·5 claims
- 0563US5176359AFluid control valve arrangementPHOTOVAC INT INC·Filed 1991·Granted Jan 5, 1993·33 cites·17 claims
- 0659US5197192AMethod of making a fluid control valvePHOTOVAC INC·Filed 1991·Granted Mar 30, 1993·25 cites·4 claims
- 0748US5350565ASystem for the detection of noxious contaminants in beverage and potable water containersPHOTOVAC CENTRE INC·Filed 1992·Granted Sep 27, 1994·20 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →