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Yoshiko Takahashi
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Kanagawa-ken, JP
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Patents Grants
last 30 patents
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Patent Grant
Light-emitting circuit and luminaire
Patent number
8,847,477
Issue date
Sep 30, 2014
Toshiba Lighting & Technology Corporation
Seiko Kawashima
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
Light Emitting Module and Lighting Device
Publication number
20150084076
Publication date
Mar 26, 2015
Toshiba Lighting & Technology Corporation
Tsuyoshi Oyaizu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT-EMITTING CIRCUIT AND LUMINAIRE
Publication number
20140232259
Publication date
Aug 21, 2014
TOSHIBA LIGHTING & TECHNOLOGY CORPORATION
Seiko KAWASHIMA
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LIGHT-EMITTING MODULE AND LIGHTING APPARATUS
Publication number
20140043803
Publication date
Feb 13, 2014
TOSHIBA LIGHTING & TECHNOLOGY CORPORATION
Seiko Kawashima
F21 - LIGHTING
Information
Patent Application
Light Emitting Module and Lighting System
Publication number
20130249407
Publication date
Sep 26, 2013
Toshiba Lighting & Technology Corporation
Takahito Kashiwagi
F21 - LIGHTING
Information
Patent Application
Light Emitting Module and Lighting System
Publication number
20130249411
Publication date
Sep 26, 2013
Toshiba Lighting & Technology Corporation
Yoshiko Takahashi
F21 - LIGHTING