Tsuyoshi Nishitarumizu

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Katsuta, JP

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Patents Grantslast 30 patents

Information Patent Grant
Plasma mass spectrometer
- Patent number 5,308,977
- Issue date May 3, 1994
- Hitachi, Ltd.
- Konosuke Oishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for mass spectrometric analysis
- Patent number 5,164,592
- Issue date Nov 17, 1992
- Hitachi, Ltd.
- Takehiko Kitamori
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of and apparatus for analyzing granular materials
- Patent number 5,122,752
- Issue date Jun 16, 1992
- Hitachi, Ltd.
- Masataka Koga
- G01 - MEASURING TESTING