Syoichi Maruyama

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Fukushima-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing electrical windings
- Patent number 6,339,870
- Issue date Jan 22, 2002
- Hitachi, Ltd.
- Syoichi Maruyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for producing electrically insulated coils
- Patent number 5,733,402
- Issue date Mar 31, 1998
- Hitachi, Ltd.
- Katsuo Sugawara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electrically insulated coils and a method of manufacturing thereof
- Patent number 5,416,373
- Issue date May 16, 1995
- Hitachi, Ltd.
- Syoichi Maruyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electrically insulated coil
- Patent number 5,075,159
- Issue date Dec 24, 1991
- Tohru Koyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Rotating machines, insulation coils, and epoxy resin composition fo...
- Publication number 20050189834
- Publication date Sep 1, 2005
- Hitachi, Ltd
- Kenji Ikeda
- H01 - BASIC ELECTRIC ELEMENTS