Hiromoto Ashihara

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Funabashi, 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
Blower muffling apparatus
- Patent number 5,672,052
- Issue date Sep 30, 1997
- Hitachi, Ltd.
- Fumiaki Ishida
- 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...
Information Patent Grant
Apparatus for automatically inserting electronic part
- Patent number 4,637,134
- Issue date Jan 20, 1987
- Hitachi, Ltd.
- Tomoya Tomita
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR