Hiroki Nagasawa

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Kokubunji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Wire for electric railways
- Patent number 5,705,125
- Issue date Jan 6, 1998
- Mitsubishi Materials Corporation
- Motoo Goto
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for producing wire for electric railways
- Patent number 5,391,243
- Issue date Feb 21, 1995
- Mitsubishi Materials Corporation
- Motoo Goto
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for manufacturing high-conductivity copper-clad steel trolle...
- Patent number 5,087,300
- Issue date Feb 11, 1992
- Fujikura Ltd.
- Teruyuki Takayama
- B60 - VEHICLES IN GENERAL