Inventor · disambiguated record
Norman Cowan
Also filed as: COWAN NORMAN · COWAN NORMAN M
4 granted patents·136 citations·filing 1984–1999
81Inventor score
Top patents by PatentIndex Score
4 records- 0177US4593915AOrifice plate seal ringGROVE VALVE & REGULATOR CO·Filed 1984·Granted Jun 10, 1986·33 cites·6 claims
- 0273US5975590AHigh pressure fittingAPPLIED MATERIALS INC·Filed 1998·Granted Nov 2, 1999·42 cites·13 claims
- 0369US6444101B1Conductive biasing member for metal layeringAPPLIED MATERIALS INC·Filed 1999·Granted Sep 3, 2002·35 cites·47 claims
- 0467US5993170AApparatus and method for compressing high purity gasAPPLIED MATERIALS INC·Filed 1998·Granted Nov 30, 1999·26 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →