Toshiki Hirao

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Kobe, JP

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Patents Grantslast 30 patents

Information Patent Grant
Superconducting electric rotary machine having grooved insulation f...
- Patent number 4,739,202
- Issue date Apr 19, 1988
- Mitsubishi Denki Kabushiki Kaisha
- Hidenao Hatanaka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Rotor for a superconducting rotating electric machine
- Patent number 4,649,303
- Issue date Mar 10, 1987
- Mitsubishi Denki Kabushiki Kaisha
- Toshiki Hirao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Air gap winding rotating electric machine
- Patent number 4,475,052
- Issue date Oct 2, 1984
- Mitsubishi Denki Kabushiki Kaisha
- Kouichi Okamoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Rotor of a superconductive rotary electric machine
- Patent number 4,443,722
- Issue date Apr 17, 1984
- Mitsubishi Denki Kabushiki Kaisha
- Toshiki Hirao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER