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Tadayoshi Ikehara
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Suwa-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Illumination device and display apparatus
Patent number
8,684,549
Issue date
Apr 1, 2014
Seiko Epson Corporation
Norio Koma
G02 - OPTICS
Information
Patent Grant
Illumination device and display apparatus
Patent number
8,220,943
Issue date
Jul 17, 2012
Seiko Epson Corporation
Norio Koma
G02 - OPTICS
Information
Patent Grant
Method of forming mask and mask
Patent number
7,771,789
Issue date
Aug 10, 2010
Seiko Epson Corporation
Shinichi Yotsuya
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Semiconductor device and a method of manufacturing the same, a circ...
Patent number
6,873,054
Issue date
Mar 29, 2005
Seiko Epson Corporation
Ikuya Miyazawa
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
ILLUMINATION DEVICE AND DISPLAY APPARATUS
Publication number
20120256207
Publication date
Oct 11, 2012
SEIKO EPSON CORPORATION
Norio KOMA
G02 - OPTICS
Information
Patent Application
ILLUMINATION APPARATUS, DISPLAY APPARATUS, AND ELECTRONIC DEVICE IN...
Publication number
20100231825
Publication date
Sep 16, 2010
SEIKO EPSON CORPORATION
Norio KOMA
G02 - OPTICS
Information
Patent Application
ILLUMINATION DEVICE AND DISPLAY APPARATUS
Publication number
20100226120
Publication date
Sep 9, 2010
SEIKO EPSON CORPORATION
Norio KOMA
G02 - OPTICS
Information
Patent Application
Method of forming mask and mask
Publication number
20060148114
Publication date
Jul 6, 2006
Seiko Epson Corporation
Shinichi Yotsuya
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Mask, method of manufacturing the same, method of forming thin film...
Publication number
20050211981
Publication date
Sep 29, 2005
Shinichi Yotsuya
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Semiconductor device and a method of manufacturing the same, a circ...
Publication number
20040016942
Publication date
Jan 29, 2004
SEIKO EPSON CORPORATION
Ikuya Miyazawa
H01 - BASIC ELECTRIC ELEMENTS