Shun-ichi Aiyoshizawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Liquid delivery device, method of controlling such liquid delivery...
- Patent number 6,092,994
- Issue date Jul 25, 2000
- Ebara Corporation
- Shigekazu Yamamoto
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Bearing unit
- Patent number 5,679,992
- Issue date Oct 21, 1997
- Ebara Corporation
- Matsutaro Miyamoto
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Vacuum pump apparatus having peltier elements for cooling the motor...
- Patent number 5,618,167
- Issue date Apr 8, 1997
- Ebara Corporation
- Yutaka Hirakawa
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...