Hirokazu Itoh

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Higashiizumo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Compressor impeller and method of manufacturing the same
- Patent number 8,678,769
- Issue date Mar 25, 2014
- Hitachi Metals Precision, Ltd.
- Yasuhiro Kubota
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Impeller for supercharger and method of manufacturing the same
- Patent number 7,669,637
- Issue date Mar 2, 2010
- Hitachi Metals Ltd.
- Yasuhiro Kubota
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
COMPRESSOR IMPELLER AND METHOD OF MANUFACTURING THE SAME
- Publication number 20090274560
- Publication date Nov 5, 2009
- HITACHI METALS PRECISION LTD
- Yasuhiro Kubota
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Impeller for supercharger and method of manufacturing the same
- Publication number 20060291996
- Publication date Dec 28, 2006
- Yasuhiro Kubota
- B22 - CASTING POWDER METALLURGY