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Hiromitsu Mizukawa
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Kadoma, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Illumination device
Patent number
9,510,411
Issue date
Nov 29, 2016
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Miyo Hayashi
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Information
Patent Grant
Dimming signal generation device and illumination control system us...
Patent number
9,089,020
Issue date
Jul 21, 2015
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Koji Watanabe
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Illumination system
Patent number
8,957,591
Issue date
Feb 17, 2015
Panasonic Corporation
Yoshinobu Murakami
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Lighting device for solid-state light source and illumination appar...
Patent number
8,872,444
Issue date
Oct 28, 2014
Panasonic Corporation
Koji Watanabe
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
LED lighting device and illumination apparatus including same
Patent number
8,723,436
Issue date
May 13, 2014
Panasonic Corporation
Koji Watanabe
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Lighting device for solid-state light source and illumination appar...
Patent number
8,716,949
Issue date
May 6, 2014
Panasonic Corporation
Koji Watanabe
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Solid state light source based lighting device and lighting system
Patent number
8,669,721
Issue date
Mar 11, 2014
Panasonic Corporation
Koji Watanabe
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
LED lighting device with chopper circuit and dimming control method
Patent number
8,664,883
Issue date
Mar 4, 2014
Panasonic Corporation
Akinori Hiramatu
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Information
Patent Grant
LED driver circuit with open load detection and associated control...
Patent number
8,502,463
Issue date
Aug 6, 2013
Panasonic Corporation
Hiromitsu Mizukawa
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Information
Patent Grant
Lighting device and light fixture using lighting device
Patent number
8,482,222
Issue date
Jul 9, 2013
Panasonic Corporation
Akinori Hiramatu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
LED power-source circuit and illumination fixture using the same
Patent number
8,390,213
Issue date
Mar 5, 2013
Panasonic Corporation
Kazuhiro Kumada
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
Information
Patent Grant
Discharge lamp lighting device
Patent number
5,942,859
Issue date
Aug 24, 1999
Matsushita Electric Works, Ltd.
Akio Okude
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Patents Applications
last 30 patents
Information
Patent Application
DIMMING SIGNAL GENERATION DEVICE AND ILLUMINATION CONTROL SYSTEM US...
Publication number
20120299512
Publication date
Nov 29, 2012
PANASONIC CORPORATION
Koji WATANABE
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LIGHTING DEVICE FOR SOLID-STATE LIGHT SOURCE AND ILLUMINATION APPAR...
Publication number
20120286686
Publication date
Nov 15, 2012
PANASONIC CORPORATION
Koji WATANABE
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Information
Patent Application
SOLID STATE LIGHT SOURCE BASED LIGHTING DEVICE AND LIGHTING SYSTEM
Publication number
20120262080
Publication date
Oct 18, 2012
Koji Watanabe
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
LIGHTING DEVICE FOR SOLID-STATE LIGHT SOURCE AND ILLUMINATION APPAR...
Publication number
20120262087
Publication date
Oct 18, 2012
PANASONIC CORPORATION
Koji WATANABE
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ILLUMINATION SYSTEM
Publication number
20120223651
Publication date
Sep 6, 2012
PANASONIC CORPORATION
Yoshinobu MURAKAMI
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ILLUMINATION DEVICE
Publication number
20120212144
Publication date
Aug 23, 2012
PANASONIC CORPORATION
Miyo HAYASHI
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Information
Patent Application
LED LIGHTING DEVICE AND ILLUMINATION APPARATUS INCLUDING SAME
Publication number
20120212148
Publication date
Aug 23, 2012
PANASONIC CORPORATION
Koji WATANABE
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LED LIGHTING DEVICE WITH CHOPPER CIRCUIT AND DIMMING CONTROL METHOD
Publication number
20120019714
Publication date
Jan 26, 2012
AKINORI HIRAMATU
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
LIGHTING DEVICE AND LIGHT FIXTURE USING LIGHTING DEVICE
Publication number
20110248647
Publication date
Oct 13, 2011
Akinori Hiramatu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
LED DRIVER CIRCUIT WITH OPEN LOAD DETECTION AND ASSOCIATED CONTROL...
Publication number
20110204823
Publication date
Aug 25, 2011
Hiromitsu Mizukawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LED POWER-SOURCE CIRCUIT AND ILLUMINATION FIXTURE USING THE SAME
Publication number
20100231138
Publication date
Sep 16, 2010
Kazuhiro Kumada
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Ballast circuit for operating a discharge lamp
Publication number
20030168997
Publication date
Sep 11, 2003
Kazuhiro Nishimoto
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