Tomoya Tamura

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Sakura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing an impeller
- Patent number 5,697,152
- Issue date Dec 16, 1997
- Hitachi, Ltd.
- Susumu Yamazaki
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Vortex flow blower having blades each formed by curved surface
- Patent number 5,536,139
- Issue date Jul 16, 1996
- Hitachi, Ltd.
- Susumu Yamazaki
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Vortex flow blower having blades each formed by curved surface and...
- Patent number 5,395,210
- Issue date Mar 7, 1995
- Hitachi, Ltd.
- Susumu Yamazaki
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...