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Kazuyasu Ohashi
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Chiba, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Imaging lens, camera, and portable information terminal device
Patent number
10,948,683
Issue date
Mar 16, 2021
Ricoh Company, Ltd.
Kazuyasu Ohashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Imaging optical system and imaging apparatus
Patent number
10,866,387
Issue date
Dec 15, 2020
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Imaging optical system, imaging device, and portable information te...
Patent number
10,845,572
Issue date
Nov 24, 2020
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Image-forming lens, and imaging apparatus and information device us...
Patent number
10,746,963
Issue date
Aug 18, 2020
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Zoom lens unit, imaging device, and monitoring video camera
Patent number
10,215,973
Issue date
Feb 26, 2019
Ricoh Company, Ltd.
Kazuyasu Ohashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image-forming lens, and imaging apparatus and information device us...
Patent number
9,952,408
Issue date
Apr 24, 2018
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Image forming lens and image capturing device
Patent number
9,864,167
Issue date
Jan 9, 2018
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Zoom lens unit, imaging device, and monitoring video camera
Patent number
9,671,597
Issue date
Jun 6, 2017
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Zoom lens and imaging device using the same
Patent number
9,638,901
Issue date
May 2, 2017
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Image-forming lens, and camera device and portable information term...
Patent number
9,606,324
Issue date
Mar 28, 2017
Ricoh Company, Ltd.
Takashi Kubota
G02 - OPTICS
Information
Patent Grant
Zoom lens and imaging device using zoom lens
Patent number
9,470,881
Issue date
Oct 18, 2016
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Zoom lens and imaging apparatus
Patent number
9,459,434
Issue date
Oct 4, 2016
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Image-forming lens, and imaging apparatus and information device us...
Patent number
9,207,430
Issue date
Dec 8, 2015
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Imaging lens, camera and hand-held data terminal device
Patent number
9,201,223
Issue date
Dec 1, 2015
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Imaging lens, camera, and portable information terminal device
Patent number
9,134,507
Issue date
Sep 15, 2015
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Imaging lens, imaging apparatus, and information device
Patent number
9,104,010
Issue date
Aug 11, 2015
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Imaging lens, camera and personal digital assistant
Patent number
9,086,525
Issue date
Jul 21, 2015
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Image-forming lens, and camera device and portable information term...
Patent number
8,830,599
Issue date
Sep 9, 2014
Ricoh Company, Ltd.
Takashi Kubota
G02 - OPTICS
Information
Patent Grant
Image-forming lens, and imaging apparatus and information device us...
Patent number
8,780,463
Issue date
Jul 15, 2014
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Imaging lens, camera and personal digital assistant
Patent number
8,599,500
Issue date
Dec 3, 2013
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Image-forming lens, and imaging apparatus and information device us...
Patent number
8,587,878
Issue date
Nov 19, 2013
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Image-forming lens, and camera device and portable information term...
Patent number
8,547,651
Issue date
Oct 1, 2013
Ricoh Company, Ltd.
Takashi Kubota
G02 - OPTICS
Information
Patent Grant
Lens barrel, camera and mobile information terminal
Patent number
8,537,478
Issue date
Sep 17, 2013
Ricoh Company, Ltd.
Katsuhiko Nuno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image-forming lens, and camera device and portable information term...
Patent number
8,526,128
Issue date
Sep 3, 2013
Ricoh Company, Ltd.
Takashi Kubota
G02 - OPTICS
Information
Patent Grant
Zoom lens unit, imaging device and portable information terminal de...
Patent number
8,149,517
Issue date
Apr 3, 2012
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Image forming lens, camera and portable information terminal
Patent number
8,018,663
Issue date
Sep 13, 2011
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Lens barrel, camera and mobile information terminal
Patent number
8,000,042
Issue date
Aug 16, 2011
Ricoh Company, Ltd.
Katsuhiko Nuno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Zoom lens unit, imaging apparatus and portable information terminal...
Patent number
7,855,842
Issue date
Dec 21, 2010
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Downsize, high performance, and wide range magnification zoom lens...
Patent number
7,679,835
Issue date
Mar 16, 2010
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Zoom lens camera and personal digital assistant device
Patent number
7,672,066
Issue date
Mar 2, 2010
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
IMAGING LENS, CAMERA, AND MOBILE INFORMATION TERMINAL APPARATUS
Publication number
20230093092
Publication date
Mar 23, 2023
Kazuyasu OHASHI
G02 - OPTICS
Information
Patent Application
IMAGING LENS, CAMERA, AND PORTABLE INFORMATION TERMINAL APPARATUS
Publication number
20220026670
Publication date
Jan 27, 2022
Kazuyasu OHASHI
G02 - OPTICS
Information
Patent Application
IMAGING OPTICAL SYSTEM AND IMAGING APPARATUS
Publication number
20200041762
Publication date
Feb 6, 2020
Kazuyasu OHASHI
G02 - OPTICS
Information
Patent Application
IMAGING LENS, CAMERA, AND PORTABLE INFORMATION TERMINAL DEVICE
Publication number
20190154946
Publication date
May 23, 2019
Kazuyasu Ohashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGING OPTICAL SYSTEM, IMAGING DEVICE, AND PORTABLE INFORMATION TE...
Publication number
20190121062
Publication date
Apr 25, 2019
Kazuyasu OHASHI
G02 - OPTICS
Information
Patent Application
IMAGE-FORMING LENS, AND IMAGING APPARATUS AND INFORMATION DEVICE US...
Publication number
20180196236
Publication date
Jul 12, 2018
Kazuyasu OHASHI
G02 - OPTICS
Information
Patent Application
ZOOM LENS UNIT, IMAGING DEVICE, AND MONITORING VIDEO CAMERA
Publication number
20170235112
Publication date
Aug 17, 2017
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Application
IMAGE FORMING LENS AND IMAGE CAPTURING DEVICE
Publication number
20160077309
Publication date
Mar 17, 2016
Kazuyasu OHASHI
G02 - OPTICS
Information
Patent Application
IMAGE-FORMING LENS, AND IMAGING APPARATUS AND INFORMATION DEVICE US...
Publication number
20160054544
Publication date
Feb 25, 2016
Kazuyasu OHASHI
G02 - OPTICS
Information
Patent Application
ZOOM LENS UNIT, IMAGING DEVICE, AND MONITORING VIDEO CAMERA
Publication number
20150260968
Publication date
Sep 17, 2015
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGING DEVICE USING THE SAME
Publication number
20150212303
Publication date
Jul 30, 2015
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGING DEVICE USING ZOOM LENS
Publication number
20150116829
Publication date
Apr 30, 2015
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGING APPARATUS
Publication number
20150062718
Publication date
Mar 5, 2015
Kazuyasu OHASHI
G02 - OPTICS
Information
Patent Application
IMAGE-FORMING LENS, AND CAMERA DEVICE AND PORTABLE INFORMATION TERM...
Publication number
20140340768
Publication date
Nov 20, 2014
Takashi Kubota
G02 - OPTICS
Information
Patent Application
IMAGING LENS, CAMERA AND PERSONAL DIGITAL ASSISTANT
Publication number
20140139932
Publication date
May 22, 2014
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Application
IMAGE-FORMING LENS, AND IMAGING APPARATUS AND INFORMATION DEVICE US...
Publication number
20140126072
Publication date
May 8, 2014
Kazuyasu OHASHI
G02 - OPTICS
Information
Patent Application
IMAGING LENS, IMAGING APPARATUS, AND INFORMATION DEVICE
Publication number
20140078605
Publication date
Mar 20, 2014
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Application
IMAGE-FORMING LENS, AND CAMERA DEVICE AND PORTABLE INFORMATION TERM...
Publication number
20140016214
Publication date
Jan 16, 2014
Takashi Kubota
G02 - OPTICS
Information
Patent Application
IMAGING LENS, CAMERA, AND PORTABLE INFORMATION TERMINAL DEVICE
Publication number
20130321936
Publication date
Dec 5, 2013
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Application
IMAGING LENS, CAMERA AND HAND-HELD DATA TERMINAL DEVICE
Publication number
20130265649
Publication date
Oct 10, 2013
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Application
IMAGE-FORMING LENS, AND IMAGING APPARATUS AND INFORMATION DEVICE US...
Publication number
20130194681
Publication date
Aug 1, 2013
Kazuyasu OHASHI
G02 - OPTICS
Information
Patent Application
IMAGE-FORMING LENS, AND CAMERA DEVICE AND PORTABLE INFORMATION TERM...
Publication number
20130194488
Publication date
Aug 1, 2013
Takashi Kubota
G02 - OPTICS
Information
Patent Application
IMAGING LENS, CAMERA AND PERSONAL DIGITAL ASSISTANT
Publication number
20120212838
Publication date
Aug 23, 2012
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Application
IMAGE-FORMING LENS, AND IMAGING APPARATUS AND INFORMATION DEVICE US...
Publication number
20110317285
Publication date
Dec 29, 2011
Kazuyasu OHASHI
G02 - OPTICS
Information
Patent Application
IMAGE-FORMING LENS, AND CAMERA DEVICE AND PORTABLE INFORMATION TERM...
Publication number
20110310496
Publication date
Dec 22, 2011
Takashi KUBOTA
G02 - OPTICS
Information
Patent Application
LENS BARREL, CAMERA AND MOBILE INFORMATION TERMINAL
Publication number
20110273781
Publication date
Nov 10, 2011
Katsuhiko Nuno
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ZOOM LENS UNIT, IMAGING DEVICE AND PORTABLE INFORMATION TERMINAL DE...
Publication number
20100271710
Publication date
Oct 28, 2010
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Application
IMAGE FORMING LENS, CAMERA AND PORTABLE INFORMATION TERMINAL
Publication number
20100027136
Publication date
Feb 4, 2010
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Application
ZOOM LENS UNIT, IMAGING APPARATUS AND PORTABLE INFORMATION TERMINAL...
Publication number
20100007967
Publication date
Jan 14, 2010
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Application
ZOOM LENS, IMAGING DEVICE, AND PERSONAL DIGITAL ASSISTANT
Publication number
20090091841
Publication date
Apr 9, 2009
Kazuyasu Ohashi
G02 - OPTICS