Jean-Alain Chabas

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Cesson Sevigne, FR

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Patents Grantslast 30 patents

Information Patent Grant
Contactless data communications coupling
- Patent number 9,322,224
- Issue date Apr 26, 2016
- VALLOUREC DRILLING PRODUCTS FRANCE
- Jean-Alain Chabas
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Pipe and pipe assembly provided with layers of electrically conduct...
- Patent number 8,950,787
- Issue date Feb 10, 2015
- Vam Drilling France
- Jean-Alain Chabas
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Electronic apparatus comprising a power amplifier
- Patent number 6,452,457
- Issue date Sep 17, 2002
- Koninklijke Philips Electronics N.V.
- Jean A. Chabas
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Radio device including a frequency synthesizer and phase discrimina...
- Patent number 6,329,847
- Issue date Dec 11, 2001
- U.S. Phillips Corporation
- Jean Alain Chabas
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Electronic apparatus comprising a power amplifier
- Patent number 6,292,055
- Issue date Sep 18, 2001
- U.S. Philips Corporation
- Jean A. Chabas
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Phase and/or frequency modulated frequency synthesizer having two p...
- Patent number 6,246,297
- Issue date Jun 12, 2001
- U.S. Philips Corporation
- Jean A. Chabas
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
PIPE AND PIPE ASSEMBLY PROVIDED WITH LAYERS OF ELECTRICALLY CONDUCT...
- Publication number 20130186669
- Publication date Jul 25, 2013
- VAM Drilling Frnace
- Jean-Alain Chabas
- E21 - EARTH DRILLING MINING
Information Patent Application
CONTACTLESS DATA COMMUNICATIONS COUPLING
- Publication number 20130169385
- Publication date Jul 4, 2013
- VAM DRILLING FRANCE
- Jean-Alain Chabas
- E21 - EARTH DRILLING MINING
Information Patent Application
Telecommunications device, system comprising such a device and tele...
- Publication number 20020086657
- Publication date Jul 4, 2002
- Jean Alain Chabas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Apparatus comprising a phase and amplitude-modulated signal transmi...
- Publication number 20020079980
- Publication date Jun 27, 2002
- Jean Alain Chabas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electronic apparatus comprising a power amplifier
- Publication number 20020060608
- Publication date May 23, 2002
- Jean A. Chabas
- H03 - BASIC ELECTRONIC CIRCUITRY