Hiroshi Sugihara

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Iron-ion supply material
- Patent number 10,526,254
- Issue date Jan 7, 2020
- JFE Steel Corporation
- Hirofumi Enokido
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Iron-based mixed powder for powder metallurgy and sintered body
- Patent number 7,300,490
- Issue date Nov 27, 2007
- JFE Steel Corporation
- Yukiko Ozaki
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for producing sponge iron, and reduced iron powder and metho...
- Patent number 6,918,945
- Issue date Jul 19, 2005
- JFE Steel Corporation
- Satoshi Uenosono
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of preparing composite sintered body
- Patent number 5,554,338
- Issue date Sep 10, 1996
- Nissan Motor Co., Ltd.
- Hiroshi Sugihara
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
IRON-ION SUPPLY MATERIAL
- Publication number 20180194696
- Publication date Jul 12, 2018
- JFE STEEL CORPORATION
- Hirofumi Enokido
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Iron-based mixed powder for powder metallurgy and sintered body
- Publication number 20060065072
- Publication date Mar 30, 2006
- JFE STEEL CORPORATION
- Yukiko Ozaki
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Method for producing sponge iron, and reduced iron powder and metho...
- Publication number 20030110889
- Publication date Jun 19, 2003
- Satoshi Uenosono
- C21 - METALLURGY OF IRON