CP

Charles V. Perkins

U.S. Philips: 6 patents #699 of 8,851Top 8%
PL Pye (Electronic Products) Limited: 3 patents #2 of 23Top 9%
Overall (All Time): #527,607 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
5473427 Spectrophotometer Roger J. Riley, Murray A. Creeke, Daran Antony Sadler 1995-12-05
5209853 Liquid chromatography Roderick J. Lynch, Gregory J. Measures 1993-05-11
4726657 Optical wavelength selective devices having rigid support structure James Wilson 1988-02-23
4681445 Interferometer 1987-07-21
4637695 Adjusting the direction of a beam of radiation 1987-01-20
4315691 Cam and follower arrangement John R. Firth 1982-02-16
4310244 Monochromator John R. Firth 1982-01-12
4307960 Spectrophotometer Derek Barlow 1981-12-29
4305663 Spectrophotometer John R. Firth 1981-12-15
4299485 Spectrophotometer Derek Barlow 1981-11-10