Tetsuya Sanpei

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Abrasion-resistant steel
- Patent number 5,403,410
- Issue date Apr 4, 1995
- NKK Corporation
- Nobuo Shikanai
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing abrasion-resistant steel having excellent surf...
- Patent number 5,393,358
- Issue date Feb 28, 1995
- NKK Corporation
- Nobuo Shikanai
- C21 - METALLURGY OF IRON
Information Patent Grant
Abrasion-resistant steel
- Patent number 5,284,529
- Issue date Feb 8, 1994
- NKK Corporation
- Nobuo Shikanai
- C21 - METALLURGY OF IRON
Information Patent Grant
Abrasion resistant steel
- Patent number 5,236,521
- Issue date Aug 17, 1993
- NKK Corporation
- Nobuo Shikanai
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for manufacturing steel article having high magnetic permeab...
- Patent number 5,073,211
- Issue date Dec 17, 1991
- NKK Corporation
- Kazuaki Matsumoto
- C21 - METALLURGY OF IRON
Information Patent Grant
Iron-based shape-memory alloy excellent in shape-memory property, c...
- Patent number 4,933,027
- Issue date Jun 12, 1990
- NKK Corporation
- Yutaka Moriya
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Iron-based shape-memory alloy excellent in shape-memory property an...
- Patent number 4,929,289
- Issue date May 29, 1990
- NKK Corporation
- Yutaka Moriya
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...