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Akihiro Namai
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image sensing apparatus that controls start timing of charge accumu...
Patent number
8,432,481
Issue date
Apr 30, 2013
Canon Kabushiki Kaisha
Akihiro Namai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image sensing apparatus for making an image sensing operation using...
Patent number
7,864,242
Issue date
Jan 4, 2011
Canon Kabushiki Kaisha
Akihiro Namai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Shutter device and image pickup apparatus
Patent number
7,699,545
Issue date
Apr 20, 2010
Canon Kabushiki Kaisha
Akihiro Namai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lens device of a camera having a zoom lens, and zoom camera
Patent number
6,980,370
Issue date
Dec 27, 2005
Canon Kabushiki Kaisha
Akihiro Namai
G02 - OPTICS
Information
Patent Grant
Power transmission apparatus with built-in phase control
Patent number
6,137,962
Issue date
Oct 24, 2000
Canon Kabushiki Kaisha
Akihiro Namai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Zoom lens arrangement including endless cam surface and plurality o...
Patent number
5,870,232
Issue date
Feb 9, 1999
Canon Kabushiki Kaisha
Kanji Tsuji
G02 - OPTICS
Information
Patent Grant
Optical apparatus having lens system change-over mechanism
Patent number
5,765,049
Issue date
Jun 9, 1998
Canon Kabushiki Kaisha
Hiroyuki Hase
G02 - OPTICS
Information
Patent Grant
Camera
Patent number
D378923
Issue date
Apr 22, 1997
Canon Kabushiki Kaisha
Hitomi Ito
D16 - Photography and optical equipment
Information
Patent Grant
Barrel driving device for camera
Patent number
4,769,664
Issue date
Sep 6, 1988
Canon Kabushiki Kaisha
Akihiro Namai
G02 - OPTICS
Information
Patent Grant
Lens barrel driving device for camera
Patent number
4,710,010
Issue date
Dec 1, 1987
Canon Kabushiki Kaisha
Akihiro Namai
G02 - OPTICS
Information
Patent Grant
Photographic optical system drive device for camera
Patent number
4,684,233
Issue date
Aug 4, 1987
Canon Kabushiki Kaisha
Takanori Kodaira
G02 - OPTICS
Information
Patent Grant
Camera with electromagnetically driven lens barrel
Patent number
4,671,639
Issue date
Jun 9, 1987
Canon Kabushiki Kaisha
Takanori Kodaira
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lens barrel driving apparatus in camera
Patent number
4,653,892
Issue date
Mar 31, 1987
Canon Kabushiki Kaisha
Akihiro Namai
G02 - OPTICS
Information
Patent Grant
Battery checking device
Patent number
4,607,932
Issue date
Aug 26, 1986
Canon Kabushiki Kaisha
Akira Egawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Camera
Patent number
4,560,266
Issue date
Dec 24, 1985
Canon Kabushiki Kaisha
Akihiro Namai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Malfunction preventing device for camera
Patent number
4,403,844
Issue date
Sep 13, 1983
Canon Kabushiki Kaisha
Akihiro Namai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
IMAGE SENSING APPARATUS
Publication number
20110069218
Publication date
Mar 24, 2011
Akihiro Namai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE SENSING APPARATUS
Publication number
20090015704
Publication date
Jan 15, 2009
Akihiro Namai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SHUTTER DEVICE AND IMAGE PICKUP APPARATUS
Publication number
20080118242
Publication date
May 22, 2008
Canon Kabushiki Kaisha
Akihiro Namai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Lens device of a camera having a zoom lens, and zoom camera
Publication number
20040027686
Publication date
Feb 12, 2004
Akihiro Namai
G02 - OPTICS