Kozo Denpo

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Kanagawaken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Alloy and composite steel tube with corrosion resistance in combust...
- Patent number 5,194,222
- Issue date Mar 16, 1993
- Nippon Steel Corporation
- Hiroyuki Ogawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Alloy and composite steel tube with corrosion resistance in combust...
- Patent number 5,190,832
- Issue date Mar 2, 1993
- Nippon Steel Corporation
- Hiroyuki Ogawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...