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Akihisa Ogawa
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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Surface light source device and display device
Patent number
11,366,356
Issue date
Jun 21, 2022
Funai Electric Co., Ltd.
Akihisa Ogawa
G02 - OPTICS
Information
Patent Grant
Lighting device with substrate and reflective sheet and display dev...
Patent number
11,204,522
Issue date
Dec 21, 2021
Funai Electric Co., Ltd.
Akihisa Ogawa
G02 - OPTICS
Information
Patent Grant
Lighting device with substrate and reflective sheet and display dev...
Patent number
11,204,521
Issue date
Dec 21, 2021
Funai Electric Co., Ltd.
Akihisa Ogawa
G02 - OPTICS
Information
Patent Grant
Liquid-crystal display device and light-source device
Patent number
10,948,771
Issue date
Mar 16, 2021
Funai Electric Co., Ltd.
Akihisa Ogawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image display device
Patent number
10,705,383
Issue date
Jul 7, 2020
Funai Electric Co., Ltd.
Akihisa Ogawa
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
DISPLAY DEVICE
Publication number
20230258977
Publication date
Aug 17, 2023
Funai Electric Co., Ltd.
Akihisa OGAWA
B60 - VEHICLES IN GENERAL
Information
Patent Application
SURFACE LIGHT SOURCE DEVICE AND DISPLAY DEVICE
Publication number
20210364857
Publication date
Nov 25, 2021
Funai Electric Co., Ltd.
Akihisa OGAWA
G02 - OPTICS
Information
Patent Application
LIGHTING DEVICE AND DISPLAY DEVICE
Publication number
20210096425
Publication date
Apr 1, 2021
Funai Electric Co., Ltd.
Akihisa OGAWA
G02 - OPTICS
Information
Patent Application
LIGHTING DEVICE AND DISPLAY DEVICE
Publication number
20210088846
Publication date
Mar 25, 2021
Funai Electric Co., Ltd.
Akihisa OGAWA
G02 - OPTICS
Information
Patent Application
IMAGE DISPLAY DEVICE
Publication number
20190391452
Publication date
Dec 26, 2019
Funai Electric Co., Ltd.
Akihisa OGAWA
G02 - OPTICS
Information
Patent Application
LIQUID-CRYSTAL DISPLAY DEVICE AND LIGHT-SOURCE DEVICE
Publication number
20180335669
Publication date
Nov 22, 2018
Funai Electric Co., Ltd.
Akihisa Ogawa
G02 - OPTICS