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Takahiro Ishikawa
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Kawasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Variable magnification optical system, optical equipment, and metho...
Patent number
12,332,413
Issue date
Jun 17, 2025
Nikon Corporation
Takahiro Ishikawa
G02 - OPTICS
Information
Patent Grant
Variable magnification optical system, optical equipment, and metho...
Patent number
12,092,802
Issue date
Sep 17, 2024
Nikon Corporation
Takahiro Ishikawa
G02 - OPTICS
Information
Patent Grant
Variable magnification optical system, optical equipment, and metho...
Patent number
11,644,655
Issue date
May 9, 2023
Nikon Corporation
Takahiro Ishikawa
G02 - OPTICS
Information
Patent Grant
Variable magnification optical system, optical equipment, and metho...
Patent number
11,409,086
Issue date
Aug 9, 2022
Nikon Corporation
Takahiro Ishikawa
G02 - OPTICS
Information
Patent Grant
Robot system, method of controlling robot arm, recording medium, an...
Patent number
11,141,855
Issue date
Oct 12, 2021
Canon Kabushiki Kaisha
Takahiro Ishikawa
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Zoom lens, optical apparatus and method for manufacturing the zoom...
Patent number
10,754,130
Issue date
Aug 25, 2020
Nikon Corporation
Takahiro Ishikawa
G02 - OPTICS
Information
Patent Grant
Robot controlling method, robot apparatus, program, recording mediu...
Patent number
10,486,309
Issue date
Nov 26, 2019
Canon Kabushiki Kaisha
Takahiro Ishikawa
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Robot apparatus, and measuring method of rotation driving apparatus
Patent number
10,259,121
Issue date
Apr 16, 2019
Canon Kabushiki Kaisha
Tsutomu Osaka
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Control method for robot apparatus, computer readable recording med...
Patent number
9,815,202
Issue date
Nov 14, 2017
Canon Kabushiki Kaisha
Tsutomu Osaka
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Robot controlling method, robot apparatus, program, recording mediu...
Patent number
9,718,187
Issue date
Aug 1, 2017
Canon Kabushiki Kaisha
Takahiro Ishikawa
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Zoom lens, optical apparatus, and method for manufacturing the zoom...
Patent number
9,645,366
Issue date
May 9, 2017
Nikon Corporation
Takahiro Ishikawa
G02 - OPTICS
Information
Patent Grant
Robot apparatus and speed reducer state diagnosing method
Patent number
9,348,331
Issue date
May 24, 2016
Canon Kabushiki Kaisha
Takahiro Ishikawa
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Projection lens, optical apparatus including projection lens, and m...
Patent number
8,810,930
Issue date
Aug 19, 2014
Nikon Corporation
Takahiro Ishikawa
G02 - OPTICS
Information
Patent Grant
Compiler for parallel computer
Patent number
6,993,753
Issue date
Jan 31, 2006
Fujitsu Limited
Yutaka Yamanaka
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
ZOOM OPTICAL SYSTEM, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING...
Publication number
20250189770
Publication date
Jun 12, 2025
Nikon Corporation
Tomoyuki SASHIMA
G02 - OPTICS
Information
Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL EQUIPMENT, AND METHO...
Publication number
20250044562
Publication date
Feb 6, 2025
Nikon Corporation
Takahiro ISHIKAWA
G02 - OPTICS
Information
Patent Application
ZOOM OPTICAL SYSTEM, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING...
Publication number
20240248288
Publication date
Jul 25, 2024
Nikon Corporation
Fumiaki OHTAKE
G02 - OPTICS
Information
Patent Application
ZOOM OPTICAL SYSTEM, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING...
Publication number
20240118525
Publication date
Apr 11, 2024
Nikon Corporation
Tomoyuki SASHIMA
G02 - OPTICS
Information
Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL EQUIPMENT, AND METHO...
Publication number
20230251472
Publication date
Aug 10, 2023
Nikon Corporation
Takahiro ISHIKAWA
G02 - OPTICS
Information
Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL EQUIPMENT, AND METHO...
Publication number
20220365326
Publication date
Nov 17, 2022
Nikon Corporation
Takahiro ISHIKAWA
G02 - OPTICS
Information
Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL EQUIPMENT, AND METHO...
Publication number
20220035142
Publication date
Feb 3, 2022
Nikon Corporation
Takahiro ISHIKAWA
G02 - OPTICS
Information
Patent Application
VARIABLE MAGNIFICATION OPTICAL SYSTEM, OPTICAL EQUIPMENT, AND METHO...
Publication number
20210396976
Publication date
Dec 23, 2021
Nikon Corporation
Takahiro ISHIKAWA
G02 - OPTICS
Information
Patent Application
ZOOM LENS, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING THE ZOOM...
Publication number
20200150407
Publication date
May 14, 2020
Nikon Corporation
Yasufumi NISHI
G02 - OPTICS
Information
Patent Application
ZOOM LENS, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING THE ZOOM...
Publication number
20200088978
Publication date
Mar 19, 2020
Nikon Corporation
Takahiro Ishikawa
G02 - OPTICS
Information
Patent Application
ROBOT SYSTEM, METHOD OF CONTROLLING ROBOT ARM, RECORDING MEDIUM, AN...
Publication number
20190217466
Publication date
Jul 18, 2019
Canon Kabushiki Kaisha
Takahiro Ishikawa
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
ZOOM LENS, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING THE ZOOM...
Publication number
20180031814
Publication date
Feb 1, 2018
Nikon Corporation
Yasufumi NISHI
G02 - OPTICS
Information
Patent Application
ROBOT CONTROLLING METHOD, ROBOT APPARATUS, PROGRAM, RECORDING MEDIU...
Publication number
20170326731
Publication date
Nov 16, 2017
Canon Kabushiki Kaisha
Takahiro Ishikawa
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
ROBOT APPARATUS, AND MEASURING METHOD OF ROTATION DRIVING APPARATUS
Publication number
20170015004
Publication date
Jan 19, 2017
Canon Kabushiki Kaisha
Tsutomu Osaka
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
ROBOT CONTROL METHOD, ROBOT APPARATUS, PROGRAM, RECORDING MEDIUM, A...
Publication number
20160114483
Publication date
Apr 28, 2016
Canon Kabushiki Kaisha
Takahiro Ishikawa
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
CONTROL METHOD FOR ROBOT APPARATUS, COMPUTER READABLE RECORDING MED...
Publication number
20160008983
Publication date
Jan 14, 2016
Canon Kabushiki Kaisha
Tsutomu Osaka
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
ROBOT CONTROLLING METHOD, ROBOT APPARATUS, PROGRAM, RECORDING MEDIU...
Publication number
20150360369
Publication date
Dec 17, 2015
Canon Kabushiki Kaisha
Takahiro Ishikawa
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
ZOOM LENS, OPTICAL APPARATUS, AND METHOD FOR MANUFACTURING THE ZOOM...
Publication number
20150036225
Publication date
Feb 5, 2015
Nikon Corporation
Takahiro Ishikawa
G02 - OPTICS
Information
Patent Application
ROBOT APPARATUS AND SPEED REDUCER STATE DIAGNOSING METHOD
Publication number
20140379128
Publication date
Dec 25, 2014
Takahiro Ishikawa
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
PROJECTION LENS, OPTICAL APPARATUS INCLUDING PROJECTION LENS, AND M...
Publication number
20120275029
Publication date
Nov 1, 2012
NIKON CORPORATION
Takahiro ISHIKAWA
G02 - OPTICS
Information
Patent Application
Compiler for compiling source programs in an object-oriented progra...
Publication number
20020062478
Publication date
May 23, 2002
Takahiro Ishikawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Compiler for parallel computer
Publication number
20020042907
Publication date
Apr 11, 2002
Yutaka Yamanaka
G06 - COMPUTING CALCULATING COUNTING