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Katsumitsu Hama
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Okaya-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Light source apparatus and projector
Patent number
10,108,077
Issue date
Oct 23, 2018
Seiko Epson Corporation
Katsumitsu Hama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electro-optical display device and projector
Patent number
8,395,748
Issue date
Mar 12, 2013
Seiko Epson Corporation
Chiyoaki Iijima
G02 - OPTICS
Information
Patent Grant
Electro-optical display device and projector
Patent number
8,390,748
Issue date
Mar 5, 2013
Seiko Epson Corporation
Chiyoaki Iijima
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
LIGHT SOURCE DEVICE, ILLUMINATION DEVICE, AND PROJECTOR
Publication number
20190155135
Publication date
May 23, 2019
SEIKO EPSON CORPORATION
Noriko IMAE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LIGHT SOURCE APPARATUS AND PROJECTOR
Publication number
20180217481
Publication date
Aug 2, 2018
SEIKO EPSON CORPORATION
Katsumitsu HAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTRO-OPTICAL DISPLAY DEVICE AND PROJECTOR
Publication number
20100309397
Publication date
Dec 9, 2010
SEIKO EPSON CORPORATION
Chiyoaki IIJIMA
G02 - OPTICS
Information
Patent Application
ELECTRO-OPTICAL DISPLAY DEVICE AND PROJECTOR
Publication number
20100309396
Publication date
Dec 9, 2010
SEIKO EPSON CORPORATION
Chiyoaki IIJIMA
G02 - OPTICS