Shoji Motegi

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Brush holder with coated clamp for dynamo-electric machine
- Patent number 4,409,508
- Issue date Oct 11, 1983
- Hitachi, Ltd.
- Norihiro Ooki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Brush holding device for electric rotary machine
- Patent number 4,355,254
- Issue date Oct 19, 1982
- Hitachi, Ltd.
- Norihiro Oki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Armature of electric rotating machine
- Patent number 4,341,971
- Issue date Jul 27, 1982
- Hitachi, Ltd.
- Kazuo Tohara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Slip ring cooling devices for electrical rotary machines
- Patent number 4,334,159
- Issue date Jun 8, 1982
- Hitachi, Ltd.
- Norihiro Ooki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Brush holding apparatus for rotary electric machine
- Patent number 4,296,346
- Issue date Oct 20, 1981
- Hitachi, Ltd.
- Norihiro Ooki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Cooling means for electrical rotating machine
- Patent number 4,250,422
- Issue date Feb 10, 1981
- Agency of Industrial Science and Technology
- Kazuo Tahara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER