Katsunobu Hamamoto

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Power supply device and illumination device
- Patent number 9,615,414
- Issue date Apr 4, 2017
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Katsunobu Hamamoto
- F21 - LIGHTING
Information Patent Grant
LED lighting device and illuminating apparatus using the same
- Patent number 9,167,642
- Issue date Oct 20, 2015
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Yuji Yoshimoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power supply device and lighting device and lighting fixture using...
- Patent number 9,167,661
- Issue date Oct 20, 2015
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Katsunobu Hamamoto
- G05 - CONTROLLING REGULATING
Information Patent Grant
Lighting device, lighting apparatus using the same, and lighting sy...
- Patent number 9,167,665
- Issue date Oct 20, 2015
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Hisaya Takikita
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power source unit for LED lamps, and LED lamp system
- Patent number 9,066,407
- Issue date Jun 23, 2015
- Toshiba Lighting & Technology Corporation
- Hiroshi Terasaka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
LED driver with end-of-life detection circuitry
- Patent number 8,853,949
- Issue date Oct 7, 2014
- Panasonic Corporation
- Katsunobu Hamamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Illumination lighting apparatus, illumination apparatus, and illumi...
- Patent number 8,648,544
- Issue date Feb 11, 2014
- Panasonic Corporation
- Tomohiro Sasakawa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
LED lighting device
- Patent number 8,575,857
- Issue date Nov 5, 2013
- Panasonic Corporation
- Hiroyuki Sako
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Discharge lamp ballast device and lighting appliance
- Patent number 7,436,123
- Issue date Oct 14, 2008
- Matsushita Electric Works, Ltd.
- Katsunobu Hamamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ballast for a discharge lamp with integrated control circuit for co...
- Patent number 7,378,804
- Issue date May 27, 2008
- Matsushita Electric Works, Ltd.
- Kei Mitsuyasu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Discharge lamp lighting device and lighting apparatus
- Patent number 6,949,885
- Issue date Sep 27, 2005
- Matsushita Electric Works, Ltd.
- Katsunobu Hamamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ballast circuit for operating a discharge lamp
- Patent number 6,696,798
- Issue date Feb 24, 2004
- Matsushita Electric Works, Ltd.
- Kazuhiro Nishimoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
LIGHT SOURCE, LIGHT FIXTURE, AND POWER SUPPLY DEVICE
- Publication number 20190301717
- Publication date Oct 3, 2019
- Panasonic Intellectual Property Management Co., Ltd.
- Tadahiro KONO
- F21 - LIGHTING
Information Patent Application
POWER SUPPLY DEVICE AND ILLUMINATION DEVICE
- Publication number 20160065085
- Publication date Mar 3, 2016
- Panasonic Intellectual Property Management Co., Ltd.
- Katsunobu HAMAMOTO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
LIGHTING DEVICE, LIGHTING APPARATUS USING THE SAME, AND LIGHTING SY...
- Publication number 20140028196
- Publication date Jan 30, 2014
- Hisaya TAKIKITA
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LED LIGHTING DEVICE AND ILLUMINATING APPARATUS USING THE SAME
- Publication number 20140009077
- Publication date Jan 9, 2014
- Yuji YOSHIMOTO
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
POWER SUPPLY DEVICE AND LIGHTING DEVICE AND LIGHTING FIXTURE USING...
- Publication number 20130207563
- Publication date Aug 15, 2013
- PANASONIC CORPORATION
- Katsunobu HAMAMOTO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
LED DRIVER WITH END-OF-LIFE DETECTION CIRCUITRY
- Publication number 20120187847
- Publication date Jul 26, 2012
- Katsunobu Hamamoto
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
POWER SOURCE UNIT FOR LED LAMPS, AND LED LAMP SYSTEM
- Publication number 20120019166
- Publication date Jan 26, 2012
- Toshiba Lighting & Technology Corporation
- Hiroshi Terasaka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LED LIGHTING DEVICE
- Publication number 20110316442
- Publication date Dec 29, 2011
- Hiroyuki Sako
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
ILLUMINATION LIGHTING APPARATUS, ILLUMINATION APPARATUS, AND ILLUMI...
- Publication number 20110095698
- Publication date Apr 28, 2011
- Tomohiro Sasakawa
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Discharge Lamp Ballast Device and Lighting Appliance
- Publication number 20070296355
- Publication date Dec 27, 2007
- Matsushita Electric Works, Ltd.
- Katsunobu Hamamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Ballast for a discharge lamp
- Publication number 20060158131
- Publication date Jul 20, 2006
- Kei Mitsuyasu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Discharge lamp lighting device and lighting apparatus
- Publication number 20040212318
- Publication date Oct 28, 2004
- MATSUSHITA ELECTRIC WORKS, Ltd.
- Katsunobu Hamamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Ballast circuit for operating a discharge lamp
- Publication number 20030168997
- Publication date Sep 11, 2003
- Kazuhiro Nishimoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Katsunobu Hamamoto

Person

Patents Grantslast 30 patents

Power supply device and illumination device

LED lighting device and illuminating apparatus using the same

Power supply device and lighting device and lighting fixture using...

Lighting device, lighting apparatus using the same, and lighting sy...

Power source unit for LED lamps, and LED lamp system

LED driver with end-of-life detection circuitry

Illumination lighting apparatus, illumination apparatus, and illumi...

LED lighting device

Discharge lamp ballast device and lighting appliance

Ballast for a discharge lamp with integrated control circuit for co...

Discharge lamp lighting device and lighting apparatus

Ballast circuit for operating a discharge lamp

Patents Applicationslast 30 patents

LIGHT SOURCE, LIGHT FIXTURE, AND POWER SUPPLY DEVICE

POWER SUPPLY DEVICE AND ILLUMINATION DEVICE

LIGHTING DEVICE, LIGHTING APPARATUS USING THE SAME, AND LIGHTING SY...

LED LIGHTING DEVICE AND ILLUMINATING APPARATUS USING THE SAME

POWER SUPPLY DEVICE AND LIGHTING DEVICE AND LIGHTING FIXTURE USING...

LED DRIVER WITH END-OF-LIFE DETECTION CIRCUITRY

POWER SOURCE UNIT FOR LED LAMPS, AND LED LAMP SYSTEM

LED LIGHTING DEVICE

ILLUMINATION LIGHTING APPARATUS, ILLUMINATION APPARATUS, AND ILLUMI...

Discharge Lamp Ballast Device and Lighting Appliance

Ballast for a discharge lamp

Discharge lamp lighting device and lighting apparatus

Ballast circuit for operating a discharge lamp