Hiroyuki Tobo

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for processing chromium oxide-containing substances in large...
- Patent number 6,521,040
- Issue date Feb 18, 2003
- Kawasaki Steel Corporation
- Hisahiro Matsunaga
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for processing chromium oxide-containing substances in large...
- Patent number 6,336,967
- Issue date Jan 8, 2002
- Kawasaki Steel Corporation
- Hisahiro Matsunaga
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of solidifying steel-making slag and material produced by th...
- Patent number 6,334,885
- Issue date Jan 1, 2002
- Kawasaki Steel Corporation
- Yasumasa Fukushima
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Method for processing chromium oxide-containing substances in large...
- Publication number 20020050229
- Publication date May 2, 2002
- Kawasaki Steel Corporation
- Hisahiro Matsunaga
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...