by Friedrich J. de Haan administrator

Person

Dommelen, NL

People

Patents Grantslast 30 patents

Information Patent Grant
High-pressure discharge lamp with torsionally wound electrode struc...
- Patent number 4,847,534
- Issue date Jul 11, 1989
- U.S. Philips Corporation
- Wilhelmus C. der Kinderen
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Component for an integrated optical system
- Patent number 4,679,892
- Issue date Jul 14, 1987
- U.S. Philips Corporation
- Jan Haisma
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Mains-voltage discrimination device
- Patent number 4,546,305
- Issue date Oct 8, 1985
- U.S. Philips Corporation
- Bernardus H. A. Goddijn
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Amplifier arrangement with parallel-operated amplifier sections
- Patent number 4,480,229
- Issue date Oct 30, 1984
- U.S. Philips Corporation
- Theodorus J. Van Kessel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Wire-wound resistor
- Patent number 4,406,994
- Issue date Sep 27, 1983
- U.S. Philips Corporation
- Hubertus J. J. Brech
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Direction and frequency independent column of electro-acoustic tran...
- Patent number 4,399,328
- Issue date Aug 16, 1983
- U.S. Philips Corporation
- Nico V. Franssen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Arrangement for the transmission of audio signals
- Patent number 4,375,623
- Issue date Mar 1, 1983
- U.S. Philips Corporation
- Nico V. Franssen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Artificial reverberation apparatus
- Patent number 4,366,346
- Issue date Dec 28, 1982
- U.S. Philips Corporation
- Eise C. Dijkmans
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Sound reproducing arrangement for artificial reverberation
- Patent number 4,361,727
- Issue date Nov 30, 1982
- U.S. Philips Corporation
- Nico V. Franssen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Artificial reverberation apparatus for audio frequency signals
- Patent number 4,352,954
- Issue date Oct 5, 1982
- U.S. Philips Corporation
- Nico V. Franssen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

by Friedrich J. de Haan administrator

Person

Patents Grantslast 30 patents

High-pressure discharge lamp with torsionally wound electrode struc...

Component for an integrated optical system

Mains-voltage discrimination device

Amplifier arrangement with parallel-operated amplifier sections

Wire-wound resistor

Direction and frequency independent column of electro-acoustic tran...

Arrangement for the transmission of audio signals

Artificial reverberation apparatus

Sound reproducing arrangement for artificial reverberation

Artificial reverberation apparatus for audio frequency signals