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Tomohiko Ishibashi
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Utsunomiya-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical system and optical apparatus including the same
Patent number
11,988,846
Issue date
May 21, 2024
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Grant
Optical filter having differing reflectance depending on light inci...
Patent number
11,960,110
Issue date
Apr 16, 2024
Canon Kabushiki Kaisha
Kazue Uchida
G02 - OPTICS
Information
Patent Grant
Optical element, optical system, and imaging apparatus
Patent number
11,435,507
Issue date
Sep 6, 2022
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Grant
Optical system and optical apparatus including same
Patent number
10,712,524
Issue date
Jul 14, 2020
Canon Kabushiki Kaisha
Tomohiko Ishibashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical system and optical apparatus including the same
Patent number
10,401,544
Issue date
Sep 3, 2019
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Grant
Optical device and optical apparatus having the same
Patent number
10,365,453
Issue date
Jul 30, 2019
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Grant
Optical system and optical apparatus incorporating the same
Patent number
10,281,735
Issue date
May 7, 2019
Canon Kabushiki Kaisha
Tomohiko Ishibashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical system, and optical apparatus including the same
Patent number
10,067,322
Issue date
Sep 4, 2018
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Grant
Optical system and optical apparatus
Patent number
9,134,515
Issue date
Sep 15, 2015
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Grant
Compound lens and optical system including the same
Patent number
8,279,540
Issue date
Oct 2, 2012
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Grant
Optical element having refractive index distribution and optical ap...
Patent number
8,189,265
Issue date
May 29, 2012
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Grant
Optical system and optical apparatus including optical system
Patent number
7,864,456
Issue date
Jan 4, 2011
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Grant
Cemented lens and optical system having the same
Patent number
7,649,699
Issue date
Jan 19, 2010
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Grant
Optical system and optical apparatus including optical system
Patent number
7,643,228
Issue date
Jan 5, 2010
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL ELEMENT, OPTICAL SYSTEM, LENS APPARATUS, AND IMAGE PICKUP A...
Publication number
20250028098
Publication date
Jan 23, 2025
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Application
OPTICAL ELEMENT, OPTICAL SYSTEM, LENS APPARATUS, AND IMAGE PICKUP A...
Publication number
20250028091
Publication date
Jan 23, 2025
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Application
IMAGE PROCESSING APPARATUS, IMAGE PICKUP APPARATUS, IMAGE PROCESSIN...
Publication number
20240147077
Publication date
May 2, 2024
Canon Kabushiki Kaisha
TOMOHIKO ISHIBASHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE PROCESSING APPARATUS, IMAGE PICKUP APPARATUS, AND IMAGE PROCE...
Publication number
20230171480
Publication date
Jun 1, 2023
Canon Kabushiki Kaisha
Rie Ishimatsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL FILTER, OPTICAL ELEMENT AND IMAGING APPARATUS
Publication number
20210311236
Publication date
Oct 7, 2021
Canon Kabushiki Kaisha
Kazue UCHIDA
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM AND OPTICAL APPARATUS INCLUDING THE SAME
Publication number
20210124182
Publication date
Apr 29, 2021
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Application
OPTICAL ELEMENT, OPTICAL SYSTEM, AND IMAGING APPARATUS
Publication number
20200257026
Publication date
Aug 13, 2020
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM AND OPTICAL APPARATUS INCLUDING SAME
Publication number
20190064472
Publication date
Feb 28, 2019
Canon Kabushiki Kaisha
Tomohiko ISHIBASHI
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM AND OPTICAL APPARATUS INCORPORATING THE SAME
Publication number
20180067333
Publication date
Mar 8, 2018
Canon Kabushiki Kaisha
Tomohiko ISHIBASHI
G02 - OPTICS
Information
Patent Application
OPTICAL DEVICE AND OPTICAL APPARATUS HAVING THE SAME
Publication number
20180003904
Publication date
Jan 4, 2018
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM AND OPTICAL APPARATUS INCLUDING THE SAME
Publication number
20170031071
Publication date
Feb 2, 2017
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Application
OPTICAL ELEMENT, OPTICAL SYSTEM INCLUDING THE SAME, AND MANUFACTURI...
Publication number
20160291289
Publication date
Oct 6, 2016
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM, AND OPTICAL APPARATUS INCLUDING THE SAME
Publication number
20160139385
Publication date
May 19, 2016
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Application
IMAGE PROCESSING METHOD, STORAGE MEDIUM, IMAGE PROCESSING APPARATUS...
Publication number
20140028839
Publication date
Jan 30, 2014
Canon Kabushiki Kaisha
Tomohiko ISHIBASHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL SYSTEM AND OPTICAL APPARATUS
Publication number
20110199689
Publication date
Aug 18, 2011
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Application
COMPOUND LENS AND OPTICAL SYSTEM INCLUDING THE SAME
Publication number
20110122513
Publication date
May 26, 2011
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Application
OPTICAL ELEMENT HAVING REFRACTIVE INDEX DISTRIBUTION AND OPTICAL AP...
Publication number
20110075268
Publication date
Mar 31, 2011
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM AND OPTICAL APPARATUS INCLUDING OPTICAL SYSTEM
Publication number
20090284847
Publication date
Nov 19, 2009
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Application
CEMENTED LENS AND OPTICAL SYSTEM HAVING THE SAME
Publication number
20090185282
Publication date
Jul 23, 2009
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM AND OPTICAL APPARATUS INCLUDING OPTICAL SYSTEM
Publication number
20080130141
Publication date
Jun 5, 2008
Canon Kabushiki Kaisha
Tomohiko Ishibashi
G02 - OPTICS