Yasuhiko Ishida

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Katsuta, JP

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Patents Grantslast 30 patents

Information Patent Grant
Micro pump and method of producing the same
- Patent number 6,283,730
- Issue date Sep 4, 2001
- Hitachi, Ltd.
- Yasuhiko Sasaki
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Ultra-high vacuum apparatus
- Patent number 6,031,235
- Issue date Feb 29, 2000
- Hitachi, Ltd.
- Yasuhiko Ishida
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...