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Ralph A. Von Vignau
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Hamburg, DE
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last 30 patents
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Patent Grant
Control circuit for generating control signals for controlling read...
Patent number
5,920,894
Issue date
Jul 6, 1999
U.S. Philips Corporation
Jurgen Plog
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Method and apparatus for processing identification signals
Patent number
4,992,871
Issue date
Feb 12, 1991
U.S. Philips Corporation
Uwe G. W. Bensch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Remote low power indicator for battery driven apparatus
Patent number
4,916,613
Issue date
Apr 10, 1990
U.S. Philips Corporation
Jurgen Lange
E03 - WATER SUPPLY SEWERAGE