Noboru Yoshikawa

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Matsusaka-city, JP

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Patents Grantslast 30 patents

Information Patent Grant
Plane commutator of motor having a base made of conductive powder
- Patent number 6,833,650
- Issue date Dec 21, 2004
- Denso Corporation
- Yusuke Hara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Carbon commutator
- Patent number 6,259,183
- Issue date Jul 10, 2001
- TRIS Inc.
- Tokio Hotta
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Plane commutator of motor and method of manufacturing the same
- Publication number 20030094877
- Publication date May 22, 2003
- Yusuke Hara
- H01 - BASIC ELECTRIC ELEMENTS