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Johannes J. Baalbergen
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Eindhoven, NL
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last 30 patents
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Patent Grant
Optical transmissive component with anti-reflection gratings
Patent number
5,694,247
Issue date
Dec 2, 1997
U.S. Philips Corporation
Willem G. Ophey
G02 - OPTICS
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Patent Grant
Optical scanning device including mirror objective having two windo...
Patent number
5,029,255
Issue date
Jul 2, 1991
U.S. Philips Corporation
Willem G. Opheij
G11 - INFORMATION STORAGE