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Youichi MATSUMOTO
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Tokyo, JP
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Patents Grants
last 30 patents
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
Permanent magnet rotating electrical machine
Patent number
9,935,512
Issue date
Apr 3, 2018
Hitachi, Ltd.
Mamoru Kimura
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Semiconductor integrated circuit device with MISFETS using two drai...
Patent number
4,939,386
Issue date
Jul 3, 1990
Hitachi, Ltd.
Ryuuji Shibata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Read-only memory
Patent number
4,912,674
Issue date
Mar 27, 1990
Hitachi, Ltd.
Youichi Matsumoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Read-only memory
Patent number
4,805,143
Issue date
Feb 14, 1989
Hitachi Ltd.
Youichi Matsumoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Carrier recovering circuit for phase modulated signal
Patent number
4,338,574
Issue date
Jul 6, 1982
Nippon Electric Co., Ltd.
Toshio Fujita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Phase synchronizing circuit for demodulation of multi-phase PSK sig...
Patent number
4,121,166
Issue date
Oct 17, 1978
Nippon Electric Co., Ltd.
Youichi Matsumoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Phase synchronizing circuit
Patent number
4,110,706
Issue date
Aug 29, 1978
Nippon Electric Company, Ltd.
Youichi Matsumoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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
PERMANENT MAGNET ROTATING ELECTRICAL MACHINE
Publication number
20150194851
Publication date
Jul 9, 2015
Mamoru KIMURA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER