Keisuke Kumano

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Rotating electrical machine and diagnostic method for the same
- Patent number 11,456,647
- Issue date Sep 27, 2022
- Mitsubishi Heavy Industries, Ltd.
- Yuichi Sekine
- G01 - MEASURING TESTING
Information Patent Grant
Surge absorbing device to protect from overvoltage and overcurrent
- Patent number 5,526,218
- Issue date Jun 11, 1996
- Naruo Yoshioka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Junction box with protection function to protect from overvoltage a...
- Patent number 5,377,067
- Issue date Dec 27, 1994
- Mitsubishi Materials Corp.
- Yoshiyuki Tanaka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
ROTATING ELECTRICAL MACHINE AND DIAGNOSTIC METHOD FOR THE SAME
- Publication number 20190131853
- Publication date May 2, 2019
- MITSUBISHI HITACHI POWER SYSTEMS, LTD.
- Yuichi SEKINE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER