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Franciscus J. Op de Beek
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Eindhoven, NL
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Patents Grants
last 30 patents
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Patent Grant
Database system with local information remotely supported with dyna...
Patent number
5,787,170
Issue date
Jul 28, 1998
U.S. Philips Corporation
Franciscus J. Op de Beek
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Equalizer with adjustable band filters and a digital filter suitabl...
Patent number
4,845,758
Issue date
Jul 4, 1989
U.S. Philips Corp.
Franciscus J. Op de Beek
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Noise-dependent volume control having a reduced sensitivity to spee...
Patent number
4,677,389
Issue date
Jun 30, 1987
U.S. Philips Corporation
Franciscus J. Op de Beek
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Automatic equalizing system with DFT and FFT
Patent number
4,628,530
Issue date
Dec 9, 1986
U.S. Philips Corporation
Franciscus J. Op De Beek
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Loudspeaker system and loudspeaker for use in a loud-speaker system...
Patent number
4,566,120
Issue date
Jan 21, 1986
U.S. Philips Corporation
Joris A. M. Nieuwendijk
H04 - ELECTRIC COMMUNICATION TECHNIQUE