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Masaki Kageyama
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Yonago-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Method of manufacturing light guide plate, lighting device, and dis...
Patent number
9,939,575
Issue date
Apr 10, 2018
SHARP KABUSHIKI KAISHA
Yoshinobu Hirayama
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Illumination device and display device
Patent number
9,690,034
Issue date
Jun 27, 2017
SHARP KABUSHIKI KAISHA
Ichiro Umekawa
G02 - OPTICS
Information
Patent Grant
Illumination device and display device
Patent number
9,671,547
Issue date
Jun 6, 2017
Sharp Kabushiki Kaisha
Ichiro Umekawa
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF MANUFACTURING LIGHT GUIDE PLATE, LIGHTING DEVICE, AND DIS...
Publication number
20160282545
Publication date
Sep 29, 2016
Sharp Kabushiki Kaisha
Yoshinobu HIRAYAMA
G02 - OPTICS
Information
Patent Application
DISPLAY DEVICE
Publication number
20160116646
Publication date
Apr 28, 2016
Sharp Kabushiki Kaisha
Ryoh ARAKI
G02 - OPTICS
Information
Patent Application
DISPLAY DEVICE
Publication number
20160062034
Publication date
Mar 3, 2016
Sharp Kabushiki Kaisha
Yoshinobu HIRAYAMA
G02 - OPTICS
Information
Patent Application
LIGHTING DEVICE AND DISPLAY DEVICE
Publication number
20160054507
Publication date
Feb 25, 2016
Sharp Kabushiki Kaisha
Yoshinobu HIRAYAMA
G02 - OPTICS
Information
Patent Application
LIGHTING DEVICE AND DISPLAY DEVICE
Publication number
20160054508
Publication date
Feb 25, 2016
SHARP KABUSHIKI KAISHA
Yoshinobu HIRAYAMA
G02 - OPTICS
Information
Patent Application
ILLUMINATION DEVICE AND DISPLAY DEVICE
Publication number
20150168631
Publication date
Jun 18, 2015
Sharp Kabushiki Kaisha
Ichiro Umekawa
G02 - OPTICS
Information
Patent Application
OPTICAL MEMBER, ILLUMINATION DEVICE, AND DISPLAY DEVICE
Publication number
20150138487
Publication date
May 21, 2015
Sharp Kabushiki Kaisha
Yoshinobu Hirayama
G02 - OPTICS
Information
Patent Application
ILLUMINATION DEVICE AND DISPLAY DEVICE
Publication number
20150131309
Publication date
May 14, 2015
Sharp Kabushiki Kaisha
Ichiro Umekawa
G02 - OPTICS