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Jan W. Denneman
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Eindhoven, NL
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last 30 patents
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Patent Grant
Method of operating a high-pressure discharge lamp
Patent number
4,868,463
Issue date
Sep 19, 1989
U.S. Philips Corp.
Jan W. F. Dorleijn
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Discharge lamp with interference shielding
Patent number
4,568,859
Issue date
Feb 4, 1986
U.S. Philips Corporation
Henk Houkes
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Electrodeless gas discharge lamp
Patent number
4,422,017
Issue date
Dec 20, 1983
U.S. Philips Corporation
Jan W. Denneman
H01 - BASIC ELECTRIC ELEMENTS