Tatsuaki Yoshihiro

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Patents Grantslast 30 patents

Information Patent Grant
Manufacturing method for wear resistant sintered member, sintered v...
- Patent number 7,892,481
- Issue date Feb 22, 2011
- Hitachi Powdered Metals Co., Ltd.
- Tatsuaki Yoshihiro
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
SINTERED COMPOSITE SLIDING PART AND PRODUCTION METHOD THEREFOR
- Publication number 20130093131
- Publication date Apr 18, 2013
- Hitachi Powdered Metals Co., Ltd.
- Tatsuaki Yoshihiro
- B32 - LAYERED PRODUCTS
Information Patent Application
Sintered composite sliding part and production method therefor
- Publication number 20090092848
- Publication date Apr 9, 2009
- Hitachi Powdered Metals Co., Ltd.
- Tatsuaki Yoshihiro
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Manufacturing method for wear resistant sintered member, sintered v...
- Publication number 20070081914
- Publication date Apr 12, 2007
- Hitachi Powdered Metals Co., Ltd.
- Tatsuaki Yoshihiro
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Production method for sintered component made of stainless steel wi...
- Publication number 20050095163
- Publication date May 5, 2005
- Hitachi Powdered Metals Co., Ltd.
- Tatsuaki Yoshihiro
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...