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Akio Ishizuka
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Yokosuka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Lighting device for discharge lamp
Patent number
7,208,882
Issue date
Apr 24, 2007
Harison Toshiba Lighting Corporation
Akio Ishizuka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High-pressure metal-vapor discharge lamp lighting apparatus and hea...
Patent number
6,960,886
Issue date
Nov 1, 2005
Harison Toshiba Lighting Corp.
Akio Ishizuka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High pressure discharge lamp starter device and an automotive headl...
Patent number
6,850,015
Issue date
Feb 1, 2005
Harison Toshiba Lighting Corp.
Akio Ishizuka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Metal halide lamp and a vehicle lighting apparatus using the lamp
Patent number
6,495,962
Issue date
Dec 17, 2002
Toshiba Lighting & Technology Corporation
Kozo Uemura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High-pressure discharge lamp lighting apparatus system
Patent number
6,163,115
Issue date
Dec 19, 2000
Toshiba Lighting & Technology Corp.
Akio Ishizuka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Apparatus for controlling the lighting of a discharge lamp by contr...
Patent number
6,127,789
Issue date
Oct 3, 2000
Toshiba Lighting & Technology Corp.
Akio Ishizuka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High frequency lighting apparatus having an intermediate potential...
Patent number
5,729,095
Issue date
Mar 17, 1998
Toshiba Lighting & Technology Corporation
Teiji Shimokawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
Lighting device for discharge lamp
Publication number
20050264237
Publication date
Dec 1, 2005
Akio Ishizuka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
High-pressure metal-vapor discharge lamp lighting apparatus and hea...
Publication number
20040183476
Publication date
Sep 23, 2004
Harison Toshiba Lighting Corp.
Akio Ishizuka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
High pressure discharge lamp starter device and an automotive headl...
Publication number
20040090188
Publication date
May 13, 2004
Harison Toshiba Lighting Corp.
Akio Ishizuka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...