Tadasu Kirihara

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Tantalum powder and solid electrolyte capacitor including the same
- Patent number 7,729,104
- Issue date Jun 1, 2010
- JFE Mineral Company, Ltd.
- Nobuyuki Sato
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Niobium alloy powder, anode for solid electrolytic capacitor and so...
- Patent number 7,054,142
- Issue date May 30, 2006
- JFE Mineral Company, Ltd.
- Tadasu Kirihara
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Niobium powder and solid electrolytic capacitor using the same
- Patent number 6,765,786
- Issue date Jul 20, 2004
- Kawatetsu Mining Co., Ltd.
- Tadasu Kirihara
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of refining of high purity steel
- Patent number 5,304,231
- Issue date Apr 19, 1994
- Kawasaki Steel Corporation
- Yoshiei Kato
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Tantalum Powder and Solid Electrolyte Capacitor Including the Same
- Publication number 20080273292
- Publication date Nov 6, 2008
- Nobuyuki Sato
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Niobium alloy powder, anode for solid electrolytic capacitor and so...
- Publication number 20050280977
- Publication date Dec 22, 2005
- JFE MINERAL COMPANY, LTD.
- Tadasu Kirihara
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Niobium powder, anode for solid electrolytic capacitor and solid el...
- Publication number 20050270724
- Publication date Dec 8, 2005
- Tadasu Kirihara
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Niobium powder and solid electrolytic capacitor using the same
- Publication number 20030179522
- Publication date Sep 25, 2003
- KAWATETSU MINING CO., LTD.
- Tadasu Kirihara
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...