Subramanian Muthu

Person

Ossining, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Electronic blast with remote capacitor placement
- Patent number 7,656,670
- Issue date Feb 2, 2010
- Koninklijke Philips Electronics, N.V.
- Seymour Perkins, III
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electronic ballast protection
- Patent number 7,619,367
- Issue date Nov 17, 2009
- Koninklijke Philips Electronics N.V.
- Roy Hendrik Anna Maria Van Zundert
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
LED-based white-light backlighting for electronic displays
- Patent number 6,753,661
- Issue date Jun 22, 2004
- Koninklijke Philips Electronics N.V.
- Subramanian Muthu
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
White light source for LCD backlight
- Patent number 6,655,825
- Issue date Dec 2, 2003
- Koninklijke Philips Electronics N.V.
- Subramanian Muthu
- G02 - OPTICS
Information Patent Grant
Average light sensing for PWM control of RGB LED based white light...
- Patent number 6,596,977
- Issue date Jul 22, 2003
- Koninklijke Philips Electronics N.V.
- Subramanian Muthu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and system for controlling a light source
- Patent number 6,576,881
- Issue date Jun 10, 2003
- Koninklijke Philips Electronics N.V.
- Subramanian Muthu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
RGB LED based light driver using microprocessor controlled AC distr...
- Patent number 6,510,995
- Issue date Jan 28, 2003
- Koninklijke Philips Electronics N.V.
- Subramanian Muthu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Controlling method and system for RGB based LED luminary
- Patent number 6,507,159
- Issue date Jan 14, 2003
- Koninklijke Philips Electronics N.V.
- Subramanian Muthu
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
LED luminaire with electrically adjusted color balance using photod...
- Patent number 6,495,964
- Issue date Dec 17, 2002
- Koninklijke Philips Electronics N.V.
- Subramanian Muthu
- F21 - LIGHTING
Information Patent Grant
White LED luminary light control system
- Patent number 6,441,558
- Issue date Aug 27, 2002
- Koninklijke Philips Electronics N.V.
- Subramanian Muthu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Effective modeling of CIE xy coordinates for a plurality of LEDs fo...
- Patent number 6,411,046
- Issue date Jun 25, 2002
- Koninklijke Philips Electronics, N.V.
- Subramanian Muthu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
White light-emitting-diode lamp driver based on multiple output con...
- Patent number 6,369,525
- Issue date Apr 9, 2002
- Philips Electronics North America
- Chin Chang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Electronic Ballast Protection
- Publication number 20080297956
- Publication date Dec 4, 2008
- Koninklijke Philips Electronics, N.V.
- Roy Hendrik Anna Maria Van Zundert
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Electronic Blast with Remote Capacitor Placement
- Publication number 20080012505
- Publication date Jan 17, 2008
- Koninklijke Philips Electronics, N.V.
- Seymour Perkins
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
LED-based white-light backlighting for electronic displays
- Publication number 20030230991
- Publication date Dec 18, 2003
- Koninklijke Philips Electronics N.V.
- Subramanian Muthu
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
White light source for LCD backlight
- Publication number 20030123261
- Publication date Jul 3, 2003
- Subramanian Muthu
- G02 - OPTICS
Information Patent Application
Scrolling backlight system for LCD TV
- Publication number 20030090605
- Publication date May 15, 2003
- Koninklijke Philips Electronics N.V.
- Gert W. Bruning
- G02 - OPTICS
Information Patent Application
AVERAGE LIGHT SENSING FOR PWM CONTROL OF RGB LED BASED WHITE LIGHT...
- Publication number 20030066945
- Publication date Apr 10, 2003
- Koninklijke Philips Electronics N.V.
- Subramanian Muthu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Method and system for controlling a light source
- Publication number 20020195541
- Publication date Dec 26, 2002
- Koninklijke Philips Electronics N.V.
- Subramanian Muthu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Controlling method and system for RGB based LED luminary
- Publication number 20020171373
- Publication date Nov 21, 2002
- Koninklijke Philips Electronics N.V.
- Subramanian Muthu
- G01 - MEASURING TESTING
Information Patent Application
RGB LED based light driver using microprocessor controlled AC distr...
- Publication number 20020145041
- Publication date Oct 10, 2002
- Koninklijke Philips Electronics N.V.
- Subramanian Muthu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
White led luminary light control system
- Publication number 20020097000
- Publication date Jul 25, 2002
- PHILIPS ELECTRONICS NORTH AMERICA CORPORATION
- Subramanian Muthu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Subramanian Muthu

Person

Patents Grantslast 30 patents

Electronic blast with remote capacitor placement

Electronic ballast protection

LED-based white-light backlighting for electronic displays

White light source for LCD backlight

Average light sensing for PWM control of RGB LED based white light...

Method and system for controlling a light source

RGB LED based light driver using microprocessor controlled AC distr...

Controlling method and system for RGB based LED luminary

LED luminaire with electrically adjusted color balance using photod...

White LED luminary light control system

Effective modeling of CIE xy coordinates for a plurality of LEDs fo...

White light-emitting-diode lamp driver based on multiple output con...

Patents Applicationslast 30 patents

Electronic Ballast Protection

Electronic Blast with Remote Capacitor Placement

LED-based white-light backlighting for electronic displays

White light source for LCD backlight

Scrolling backlight system for LCD TV

AVERAGE LIGHT SENSING FOR PWM CONTROL OF RGB LED BASED WHITE LIGHT...

Method and system for controlling a light source

Controlling method and system for RGB based LED luminary

RGB LED based light driver using microprocessor controlled AC distr...

White led luminary light control system