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Masanori Akiyama
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Shimosuwa-machi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Pointing element, image projection system, and method for controlli...
Patent number
10,757,771
Issue date
Aug 25, 2020
Seiko Epson Corporation
Masanori Akiyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Substrate gap adjusting device, substrate gap adjusting method, and...
Patent number
7,557,898
Issue date
Jul 7, 2009
Seiko Epson Corporation
Kazuo Tasaka
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
POINTING ELEMENT, IMAGE PROJECTION SYSTEM, AND METHOD FOR CONTROLLI...
Publication number
20190297698
Publication date
Sep 26, 2019
SEIKO EPSON CORPORATION
Masanori AKIYAMA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Liquid crystal display device, method of making the same, and elect...
Publication number
20070211202
Publication date
Sep 13, 2007
SEIKO EPSON CORPORATION
Taiji Ishii
G02 - OPTICS
Information
Patent Application
Substrate gap adjusting device, substrate gap adjusting method, and...
Publication number
20060221292
Publication date
Oct 5, 2006
SEIKO EPSON CORPORATION
Kazuo Tasaka
G02 - OPTICS