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Yoshihiro YASUI
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for manufacturing a neutral ring for use in rotating electri...
Patent number
10,658,898
Issue date
May 19, 2020
Hitachi Industrial Products, Ltd.
Yasushi Hayasaka
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Permanent magnet electrical rotating machine with protection member...
Patent number
10,389,194
Issue date
Aug 20, 2019
Hitachi, Ltd.
Mamoru Kimura
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Rotating electric machine or wind power generation system
Patent number
10,177,621
Issue date
Jan 8, 2019
Hitachi, Ltd.
Naoki Kunihiro
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
Neutral ring for use in rotating electrical machine and method for...
Patent number
10,033,237
Issue date
Jul 24, 2018
Hitachi, Ltd.
Yasushi Hayasaka
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Permanent magnetic rotating electric machine and wind power generat...
Patent number
8,653,703
Issue date
Feb 18, 2014
Hitachi, Ltd.
Daisuke Kori
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
Method for Manufacturing a Neutral Ring for Use in Rotating Electri...
Publication number
20180301952
Publication date
Oct 18, 2018
Hitachi, Ltd
Yasushi HAYASAKA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Permanent Magnet Dynamo-Electric Machine
Publication number
20170155292
Publication date
Jun 1, 2017
HITACHI, LTD.
Mamoru KIMURA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Rotating Electric Machine or Wind Power Generation System
Publication number
20170117769
Publication date
Apr 27, 2017
Hitachi, Ltd
Naoki KUNIHIRO
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Neutral Ring for Use in Rotating Electrical Machine and Method for...
Publication number
20160043603
Publication date
Feb 11, 2016
Hitachi, Ltd
Yasushi HAYASAKA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
BEARING REPLACEMENT METHOD AND TOOLS FOR ROTATING MACHINE
Publication number
20130340256
Publication date
Dec 26, 2013
Osamu TSUCHITANI
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
PERMANENT MAGNETIC ROTATING ELECTRIC MACHINE AND WIND POWER GENERAT...
Publication number
20110241350
Publication date
Oct 6, 2011
Hitachi, Ltd.
Daisuke KORI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER