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Takayoshi Yokoyama
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Utsunomiya-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Stereoscopic optical system and image pickup apparatus
Patent number
11,892,708
Issue date
Feb 6, 2024
Canon Kabushiki Kaisha
Takayoshi Yokoyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical system and imaging apparatus including the same
Patent number
11,204,481
Issue date
Dec 21, 2021
Canon Kabushiki Kaisha
Takayoshi Yokoyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Lens apparatus and image capturing apparatus including the same
Patent number
10,895,709
Issue date
Jan 19, 2021
Canon Kabushiki Kaisha
Maki Yokoya
G02 - OPTICS
Information
Patent Grant
Image pickup apparatus, camera system, and image processing apparat...
Patent number
10,192,296
Issue date
Jan 29, 2019
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image processing apparatus, image pickup apparatus, image processin...
Patent number
10,062,153
Issue date
Aug 28, 2018
Canon Kabushiki Kaisha
Takashi Oniki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image pickup optical system and image pickup apparatus including th...
Patent number
9,977,220
Issue date
May 22, 2018
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS
Information
Patent Grant
Optical system and image pickup apparatus having the same
Patent number
9,541,746
Issue date
Jan 10, 2017
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS
Information
Patent Grant
Image processing apparatus, image pickup apparatus, image pickup sy...
Patent number
9,438,771
Issue date
Sep 6, 2016
Canon Kabushiki Kaisha
Takayoshi Yokoyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image processing method, image processing apparatus and image picku...
Patent number
9,386,262
Issue date
Jul 5, 2016
Canon Kabushiki Kaisha
Takayoshi Yokoyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Imaging optical system and image pickup apparatus including the same
Patent number
9,235,025
Issue date
Jan 12, 2016
Canon Kabushiki Kaisha
Takayoshi Yokoyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical system and image pickup apparatus
Patent number
8,976,271
Issue date
Mar 10, 2015
Canon Kabushiki Kaisha
Takayoshi Yokoyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Zoom lens and imaging device having the same
Patent number
7,859,767
Issue date
Dec 28, 2010
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS
Information
Patent Grant
Optical system and optical apparatus including the same
Patent number
7,626,771
Issue date
Dec 1, 2009
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS
Information
Patent Grant
Zoom lens and optical apparatus having the same
Patent number
7,480,102
Issue date
Jan 20, 2009
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS
Information
Patent Grant
Optical system
Patent number
7,426,079
Issue date
Sep 16, 2008
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
LENS APPARATUS AND IMAGE PICKUP APPARATUS HAVING THE SAME
Publication number
20240159994
Publication date
May 16, 2024
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS
Information
Patent Application
STEREOSCOPIC LENS APPARATUS AND IMAGE PICKUP APPARATUS
Publication number
20240103353
Publication date
Mar 28, 2024
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
STEREOSCOPIC OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS
Publication number
20230251460
Publication date
Aug 10, 2023
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM, LENS APPARATUS, AND IMAGE PICKUP APPARATUS
Publication number
20230013707
Publication date
Jan 19, 2023
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS
Information
Patent Application
STEREOSCOPIC OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS
Publication number
20220221688
Publication date
Jul 14, 2022
Canon Kabushiki Kaisha
Takayoshi Yokoyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL SYSTEM AND IMAGING APPARATUS INCLUDING THE SAME
Publication number
20190346660
Publication date
Nov 14, 2019
Canon Kabushiki Kaisha
Takayoshi YOKOYAMA
G02 - OPTICS
Information
Patent Application
LENS APPARATUS AND IMAGE CAPTURING APPARATUS INCLUDING THE SAME
Publication number
20190258017
Publication date
Aug 22, 2019
Canon Kabushiki Kaisha
Maki Yokoya
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME
Publication number
20170184825
Publication date
Jun 29, 2017
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS
Information
Patent Application
IMAGE PICKUP OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS INCLUDING TH...
Publication number
20160349482
Publication date
Dec 1, 2016
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS
Information
Patent Application
IMAGE PROCESSING APPARATUS, IMAGE PICKUP APPARATUS, IMAGE PROCESSIN...
Publication number
20160343111
Publication date
Nov 24, 2016
Canon Kabushiki Kaisha
Takashi Oniki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IMAGE PICKUP APPARATUS, CAMERA SYSTEM, AND IMAGE PROCESSING APPARATUS
Publication number
20160065924
Publication date
Mar 3, 2016
Canon Kabushiki Kaisha
Takayoshi YOKOYAMA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS HAVING THE SAME
Publication number
20150205080
Publication date
Jul 23, 2015
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS
Information
Patent Application
IMAGE PROCESSING APPARATUS, IMAGE PICKUP APPARATUS, IMAGE PICKUP SY...
Publication number
20150097994
Publication date
Apr 9, 2015
Canon Kabushiki Kaisha
Takayoshi Yokoyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Imaging Optical System and Image Pickup Apparatus Including the Same
Publication number
20140176782
Publication date
Jun 26, 2014
Canon Kabushiki Kaisha
Takayoshi YOKOYAMA
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS
Publication number
20140022417
Publication date
Jan 23, 2014
Takayoshi Yokoyama
G02 - OPTICS
Information
Patent Application
IMAGE PROCESSING METHOD, IMAGE PROCESSING APPARATUS AND IMAGE PICKU...
Publication number
20130342732
Publication date
Dec 26, 2013
Takayoshi Yokoyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ZOOM LENS AND IMAGING DEVICE HAVING THE SAME
Publication number
20090207501
Publication date
Aug 20, 2009
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM AND OPTICAL APPARATUS INCLUDING THE SAME
Publication number
20090147380
Publication date
Jun 11, 2009
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND OPTICAL APPARATUS HAVING THE SAME
Publication number
20070201147
Publication date
Aug 30, 2007
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS
Information
Patent Application
Optical system
Publication number
20070014025
Publication date
Jan 18, 2007
Canon Kabushiki Kaisha
Takayoshi Yokoyama
G02 - OPTICS