Kenji Takahashi

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Chita-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Steel for shaft
- Patent number 6,464,935
- Issue date Oct 15, 2002
- Daido Tokushuko Kabushiki Kaisha
- Yasuhiro Hazama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
High strength, low thermal expansion alloy wire and method of makin...
- Patent number 5,639,317
- Issue date Jun 17, 1997
- Daido Steel Co. Ltd.
- Shin-ichiro Yahagi
- C21 - METALLURGY OF IRON
Information Patent Grant
Bolting bar material and a method of producing the same
- Patent number 4,584,032
- Issue date Apr 22, 1986
- Daido Steel Company Limited
- Kenji Isokawa
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Steel for shaft
- Publication number 20020068006
- Publication date Jun 6, 2002
- Yasuhiro Hazama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...