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Jun Arai
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Nagano-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical assembly and projector
Patent number
7,114,811
Issue date
Oct 3, 2006
Seiko Epson Corporation
Jun Arai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Rear projector
Patent number
7,066,610
Issue date
Jun 27, 2006
Seiko Epson Corporation
Haruyoshi Yamada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Rear projector and producing method thereof
Patent number
6,851,810
Issue date
Feb 8, 2005
Seiko Epson Corporation
Jun Arai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cooler for electro optic device and projector
Patent number
6,840,628
Issue date
Jan 11, 2005
Seiko Epson Corporation
Jun Arai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Rear projector
Patent number
6,814,446
Issue date
Nov 9, 2004
Seiko Epson Corporation
Haruyoshi Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Rear projector
Patent number
6,814,449
Issue date
Nov 9, 2004
Seiko Epson Corporation
Haruyoshi Yamada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Rear projector
Patent number
6,805,446
Issue date
Oct 19, 2004
Seiko Epson Corporation
Jun Arai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projector with dustproof ventilating member
Patent number
6,416,184
Issue date
Jul 9, 2002
Seiko Epson Corporation
Jun Arai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection display device
Patent number
6,386,708
Issue date
May 14, 2002
Seiko Epson Corporation
Jun Arai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projector
Patent number
6,302,543
Issue date
Oct 16, 2001
Seiko Epson Corporation
Jun Arai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projector
Patent number
D449331
Issue date
Oct 16, 2001
Seiko Epson Corporation
Manabu Kawahara
D16 - Photography and optical equipment
Patents Applications
last 30 patents
Information
Patent Application
Rear projector
Publication number
20050110957
Publication date
May 26, 2005
SEIKO EPSON CORPORATION
Haruyoshi Yamada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Optical assembly and projector
Publication number
20050105054
Publication date
May 19, 2005
SEIKO EPSON CORPORATION
Jun Arai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Cooler for electrooptic device and projector
Publication number
20040095559
Publication date
May 20, 2004
Jun Arai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Rear projector
Publication number
20040021835
Publication date
Feb 5, 2004
SEIKO EPSON CORPORATION
Haruyoshi Yamada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Rear projector and producing method thereof
Publication number
20030202162
Publication date
Oct 30, 2003
SEIKO EPSON CORPORATION
Jun Arai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Rear projector
Publication number
20030189695
Publication date
Oct 9, 2003
SEIKO EPSON CORPORATION
Jun Arai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Rear projector
Publication number
20030189694
Publication date
Oct 9, 2003
SEIKO EPSON CORPORATION
Haruyoshi Yamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE