PW

Pieter van der Werf

U.S. Philips: 5 patents #914 of 8,851Top 15%
Overall (All Time): #1,062,169 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4932754 Multilayer optical component Jan Haisma 1990-06-12
4731558 Method of reducing the reflectance of a transparent viewing screen and viewing screen with reduced reflectance Jan Haisma, Johannes M. M. Pasmans, Albertus J. M. Rombouts 1988-03-15
4717457 Method of providing a transparent layer on a substrate Albertus Versteyne 1988-01-05
4679892 Component for an integrated optical system Jan Haisma, John M. Robertson, by Freidrich J. de Haan, administrator 1987-07-14
4568140 Optical element comprising a transparent substrate and an antireflection coating for the near-infrared region of wavelengths Jan Haisma 1986-02-04