Motofumi Kurahashi

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Tokai City, JP

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Patents Grantslast 30 patents

Information Patent Grant
Steel sheet excellent in coating sharpness, defect-formation resist...
- Patent number 5,532,051
- Issue date Jul 2, 1996
- Nippon Steel Corporation
- Tetsuya Nishiura
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for processing surface of work roll
- Patent number 5,294,297
- Issue date Mar 15, 1994
- Nippon Steel Corporation
- Tetsuya Nishiura
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of washing filters having magnetic particles thereon
- Patent number 5,019,272
- Issue date May 28, 1991
- Nippon Steel Corporation
- Motofumi Kurahashi
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Triurea grease compositions
- Patent number 4,529,530
- Issue date Jul 16, 1985
- Chuo Yuka Co., Ltd.
- Shirow Shimizu
- C07 - ORGANIC CHEMISTRY