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Yuji Kogure
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Saitama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Lens barrel
Patent number
9,715,082
Issue date
Jul 25, 2017
Ricoh Imaging Company, Ltd.
Yuji Kogure
G02 - OPTICS
Information
Patent Grant
Camera body, lens barrel and lens-interchangeable camera
Patent number
9,310,669
Issue date
Apr 12, 2016
Ricoh Imaging Company, Ltd.
Makoto Iikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Camera body, lens barrel and lens-interchangeable camera
Patent number
9,197,801
Issue date
Nov 24, 2015
Ricoh Imaging Company, Ltd.
Makoto Iikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Camera body
Patent number
9,134,590
Issue date
Sep 15, 2015
Ricoh Imaging Company, Ltd.
Makoto Iikawa
G02 - OPTICS
Information
Patent Grant
Water-resistant structure of a lens barrel
Patent number
8,508,873
Issue date
Aug 13, 2013
Pentax Ricoh Imaging Company, Ltd.
Makoto Iikawa
G02 - OPTICS
Information
Patent Grant
Lens accessory mounting device
Patent number
7,802,931
Issue date
Sep 28, 2010
Hoya Corporation
Yuji Kogure
G02 - OPTICS
Information
Patent Grant
Lens position adjusting device
Patent number
7,782,557
Issue date
Aug 24, 2010
Hoya Corporation
Yuji Kogure
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lens position detector
Patent number
7,738,782
Issue date
Jun 15, 2010
Hoya Corporation
Yuji Kogure
G02 - OPTICS
Information
Patent Grant
Light shielding structure of a zoom lens barrel
Patent number
7,373,082
Issue date
May 13, 2008
PENTAX Corporation
Yoshihiro Yamazaki
G02 - OPTICS
Information
Patent Grant
Assembly-stage focus adjustment mechanism of a zoom lens
Patent number
7,356,251
Issue date
Apr 8, 2008
PENTAX Corporation
Yoshihiro Yamazaki
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
LENS BARREL
Publication number
20160054540
Publication date
Feb 25, 2016
RICOH IMAGING COMPANY, LTD.
Yuji KOGURE
G02 - OPTICS
Information
Patent Application
CAMERA BODY, LENS BARREL AND LENS-INTERCHANGEABLE CAMERA
Publication number
20140119721
Publication date
May 1, 2014
RICOH IMAGING COMPANY, LTD.
Makoto Iikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CAMERA BODY
Publication number
20140119720
Publication date
May 1, 2014
RICOH IMAGING COMPANY, LTD.
Makoto Iikawa
G02 - OPTICS
Information
Patent Application
CAMERA BODY, LENS BARREL AND LENS-INTERCHANGEABLE CAMERA
Publication number
20140111686
Publication date
Apr 24, 2014
RICOH IMAGING COMPANY, LTD.
Makoto Iikawa
G02 - OPTICS
Information
Patent Application
WATER-RESISTANT STRUCTURE OF A LENS BARREL
Publication number
20100214679
Publication date
Aug 26, 2010
HOYA CORPORATION
Makoto IIKAWA
G02 - OPTICS
Information
Patent Application
LENS POSITION DETECTOR
Publication number
20070297783
Publication date
Dec 27, 2007
PENTAX CORPORATION
Yuji KOGURE
G02 - OPTICS
Information
Patent Application
LENS ACCESSORY MOUNTING DEVICE
Publication number
20070297790
Publication date
Dec 27, 2007
PENTAX CORPORATION
Yuji KOGURE
G02 - OPTICS
Information
Patent Application
LENS POSITION ADJUSTING DEVICE
Publication number
20070297785
Publication date
Dec 27, 2007
PENTAX CORPORATION
Yuji Kogure
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Light shielding structure of a zoom lens barrel
Publication number
20060034595
Publication date
Feb 16, 2006
PENTAX CORPORATION
Yoshihiro Yamazaki
G02 - OPTICS
Information
Patent Application
Assembly-stage focus adjustment mechanism of a zoom lens
Publication number
20060034596
Publication date
Feb 16, 2006
PENTAX CORPORATION
Yoshihiro Yamazaki
G02 - OPTICS