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Takahisa KAGEYAMA
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Ichikawa-Shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Pumped-storage power generation control device and pumped-storage p...
Patent number
10,458,384
Issue date
Oct 29, 2019
Kabushiki Kaisha Toshiba
Junji Mori
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Control system, controller, and control method for wound induction...
Patent number
10,291,159
Issue date
May 14, 2019
Kabushiki Kaisha Toshiba
Ryuta Hasegawa
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Over-voltage prevention device and current rectifying circuit
Patent number
9,548,685
Issue date
Jan 17, 2017
Kabushiki Kaisha Toshiba
Ryuta Hasegawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Over-voltage prevention device
Patent number
9,478,972
Issue date
Oct 25, 2016
Kabushiki Kaisha Toshiba
Yutaro Kitamori
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Variable speed control apparatus and operation method
Patent number
9,344,015
Issue date
May 17, 2016
Kabushiki Kaisha Toshiba
Takahisa Kageyama
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Flywheel power generating facility and method of operating same
Patent number
9,300,185
Issue date
Mar 29, 2016
Kabushiki Kaisha Toshiba
Yoshitaka Arihara
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power converting system multiplexed with voltage dividing transform...
Patent number
6,169,677
Issue date
Jan 2, 2001
Kabushiki Kaisha Toshiba
Takeshi Kitahata
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Variable speed induction generator-motor with controllable excitati...
Patent number
5,729,118
Issue date
Mar 17, 1998
Kabushiki Kaisha Toshiba
Tadahiro Yanagisawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
CONTROL SYSTEM, CONTROLLER, AND CONTROL METHOD FOR WOUND INDUCTION...
Publication number
20180278183
Publication date
Sep 27, 2018
Kabushiki Kaisha Toshiba
Ryuta Hasegawa
B60 - VEHICLES IN GENERAL
Information
Patent Application
PUMPED-STORAGE POWER GENERATION CONTROL DEVICE AND PUMPED-STORAGE P...
Publication number
20170260961
Publication date
Sep 14, 2017
KABUSHIKI KAISHA TOSHIBA
Junji MORI
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Application
TEST APPARATUS, TEST METHOD AND TEST SYSTEM FOR VARIABLE SPEED CONT...
Publication number
20160042103
Publication date
Feb 11, 2016
KABUSHIKI KAISHA TOSHIBA
Kiyoshi KUSUNOKI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OVER-VOLTAGE PREVENTION DEVICE
Publication number
20150229120
Publication date
Aug 13, 2015
Kabushiki Kaisha Toshiba
Yutaro KITAMORI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
OVER-VOLTAGE PREVENTION DEVICE AND CURRENT RECTIFYING CIRCUIT
Publication number
20150214870
Publication date
Jul 30, 2015
KABUSHIKI KAISHA TOSHIBA
Ryuta HASEGAWA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
VARIABLE SPEED CONTROL APPARATUS AND OPERATION METHOD
Publication number
20140361718
Publication date
Dec 11, 2014
Kabushiki Kaisha Toshiba
Takahisa KAGEYAMA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
FLYWHEEL POWER GENERATING FACILITY AND METHOD OF OPERATING SAME
Publication number
20130193788
Publication date
Aug 1, 2013
KABUSHIKI KAISHA TOSHIBA
Yoshitaka ARIHARA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER