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Akiyoshi TOCHIGI
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Kokubunji-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Reflecting telescope optical system, optical unit, and image pickup...
Patent number
9,110,286
Issue date
Aug 18, 2015
Olympus Imaging Corp.
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Grant
Zoom lens and image pickup apparatus equipped with same
Patent number
8,988,783
Issue date
Mar 24, 2015
Olympus Imaging Corp.
Yasuji Ogata
G02 - OPTICS
Information
Patent Grant
Inner focus lens system and image pickup apparatus using the same
Patent number
8,654,448
Issue date
Feb 18, 2014
Olympus Imaging Corp.
Masaru Morooka
G02 - OPTICS
Information
Patent Grant
Zoom lens and imaging apparatus incorporating the same
Patent number
8,339,714
Issue date
Dec 25, 2012
Olympus Imaging Corp.
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Grant
Two-unit zoom lens system and image pickup apparatus using the same
Patent number
8,169,714
Issue date
May 1, 2012
Olympus Imaging Corp.
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Grant
Focus detection optical system and imaging apparatus incorporating...
Patent number
7,800,844
Issue date
Sep 21, 2010
Olympus Imaging Corp.
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Grant
Optical system, finder optical system, relay type finder optical sy...
Patent number
7,509,046
Issue date
Mar 24, 2009
Olympus Imaging Corp.
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Grant
Imaging system
Patent number
7,236,698
Issue date
Jun 26, 2007
Olympus Corporation
Akiyoshi Tochigi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Zoom lens and a camera providing the same
Patent number
7,151,637
Issue date
Dec 19, 2006
Olympus Corporation
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Grant
Finder optical system
Patent number
6,973,266
Issue date
Dec 6, 2005
Olympus Corporation
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Grant
Real image mode finder optical system
Patent number
6,862,411
Issue date
Mar 1, 2005
Olympus Corporation
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Grant
Real image mode finder optical system
Patent number
6,671,461
Issue date
Dec 30, 2003
Olympus Optical Co., Ltd.
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Grant
Real image type view finder
Patent number
6,560,036
Issue date
May 6, 2003
Olympus Optical Co., Ltd.
Toshio Takahashi
G02 - OPTICS
Information
Patent Grant
Camera and method of manufacturing camera
Patent number
6,415,109
Issue date
Jul 2, 2002
Olympus Optical Co., Ltd.
Masami Takase
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image pickup lens system and camera equipped with the same
Patent number
6,195,210
Issue date
Feb 27, 2001
Olympus Optical Co., Ltd.
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Grant
Reading lens system
Patent number
5,917,661
Issue date
Jun 29, 1999
Olympus Optical Co., Ltd.
Akiyoshi Tochigi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Visual display having see-through function and stacked liquid cryst...
Patent number
5,572,343
Issue date
Nov 5, 1996
Olympus Optical Co., Ltd.
Toshiro Okamura
G02 - OPTICS
Information
Patent Grant
Head-mounted display apparatus for observing an outside world image...
Patent number
5,526,184
Issue date
Jun 11, 1996
Olympus Optical Co., Ltd.
Yuki Tokuhashi
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Zoom Lens and Image Pickup Apparatus Equipped with Same
Publication number
20140139720
Publication date
May 22, 2014
Olympus Imaging Corp.
Yasuji Ogata
G02 - OPTICS
Information
Patent Application
Reflecting Telescope Optical System, Optical Unit, and Image Pickup...
Publication number
20130265475
Publication date
Oct 10, 2013
Olympus Imaging Corp.
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Application
Inner Focus Lens System and Image Pickup Apparatus Using the Same
Publication number
20130162886
Publication date
Jun 27, 2013
Olympus Imaging Corp.
Masaru Morooka
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGING APPARATUS INCORPORATING THE SAME
Publication number
20120092777
Publication date
Apr 19, 2012
Akiyoshi TOCHIGI
G02 - OPTICS
Information
Patent Application
Two-unit zoom lens system and image pickup apparatus using the same
Publication number
20100265595
Publication date
Oct 21, 2010
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Application
Optical system, finder optical system, relay type finder optical sy...
Publication number
20090220224
Publication date
Sep 3, 2009
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Application
Focus detection optical system and imaging apparatus incorporating...
Publication number
20090003816
Publication date
Jan 1, 2009
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Application
Optical system, finder optical system, relay type finder optical sy...
Publication number
20060153553
Publication date
Jul 13, 2006
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Application
Finder optical system
Publication number
20050163500
Publication date
Jul 28, 2005
OLYMPUS CORPORATION
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Application
Zoom lens and a camera providing the same
Publication number
20050162751
Publication date
Jul 28, 2005
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Application
Real image mode finder optical system
Publication number
20040081447
Publication date
Apr 29, 2004
Olympus Optical Co., Ltd.
Akiyoshi Tochigi
G02 - OPTICS
Information
Patent Application
Imaging system
Publication number
20040021776
Publication date
Feb 5, 2004
Olympus Optical Co., Ltd.
Akiyoshi Tochigi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Real image type view finder
Publication number
20020001136
Publication date
Jan 3, 2002
Toshio Takahashi
G02 - OPTICS
Information
Patent Application
Real image mode finder optical system
Publication number
20020001145
Publication date
Jan 3, 2002
Akiyoshi Tochigi
G02 - OPTICS