P

Inventor

BARNARD THOMAS W

US5 patents
⚠️ This page may combine multiple inventors who share the name “BARNARD THOMAS W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PERKIN ELMER CORP

4 patents
US5565983AOct 15, 1996

Optical spectrometer for detecting spectra in separate ranges

PERKIN ELMER CORP180 citations96
US4820048AApr 11, 1989

Detector for a spectrometer

PERKIN ELMER CORP60 citations93
US4168910ASep 25, 1979

Optical beam-switching chopper

PERKIN ELMER CORP13 citations71
US4457623AJul 3, 1984

Atomic absorption spectrophotometer providing background correction using the Zeeman effect

PERKIN ELMER CORP4 citations60

(unassigned)

1 patent
US5483337AJan 9, 1996

Spectrometer with selectable radiation from induction plasma light source

59 citations89