Inventor

PERKINS CHARLES W

4 patents

⚠️ This page may combine multiple inventors who share the name “PERKINS CHARLES W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

VARIAN INC

2 patents

US7459677B2Dec 2, 2008

Mass spectrometer for trace gas leak detection with suppression of undesired ions

VARIAN INC7 citations69

US7427751B2Sep 23, 2008

High sensitivity slitless ion source mass spectrometer for trace gas leak detection

VARIAN INC4 citations58

ICI AMERICA INC

1 patent

US5164371ANov 17, 1992

Heterocyclic ketones

ICI AMERICA INC50 citations91

PERKINS CHARLES W

1 patent

US4093351AJun 6, 1978

Controlled flexible membrane reflector

PERKINS CHARLES W56 citations86