Katsunori Yanase

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing balls for bearing and products thereby
- Patent number 6,119,347
- Issue date Sep 19, 2000
- NSK, Ltd.
- Kiyoshi Hirakawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for manufacturing balls for bearing and products thereby
- Patent number 5,603,576
- Issue date Feb 18, 1997
- NSK, Ltd.
- Kiyoshi Hirakawa
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
ROLLING BEARING AND MANUFACTURING METHOD THEREOF
- Publication number 20110152138
- Publication date Jun 23, 2011
- NSK Ltd.
- Tsuyoshi Nakai
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES