Hidenori Shirakawa

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Mitoyo-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Resin bonded carbonaceous brush and method of manufacturing the same
- Patent number 10,903,613
- Issue date Jan 26, 2021
- TOTAN KAKO CO., LTD.
- Yoshikazu Kagawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
RESIN BONDED CARBONACEOUS BRUSH AND METHOD OF MANUFACTURING THE SAME
- Publication number 20170047697
- Publication date Feb 16, 2017
- TOYO TANSO CO., LTD
- Yoshikazu Kagawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METAL-CARBONACEOUS BRUSH AND MANUFACTURING METHOD OF THE SAME
- Publication number 20150171581
- Publication date Jun 18, 2015
- Toyo Tanso Co., Ltd
- Shunsuke Morita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CARBON BRUSH
- Publication number 20120326081
- Publication date Dec 27, 2012
- TOYO TANSO CO., LTD
- Yoshikazu Kagawa
- H01 - BASIC ELECTRIC ELEMENTS