Akio Yamamoto

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Kudamatsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of and apparatus for separating gas mixture
- Patent number 5,104,426
- Issue date Apr 14, 1992
- Hitachi, Ltd.
- Ryokichi Yamada
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method and apparatus for separating gases
- Patent number 4,704,139
- Issue date Nov 3, 1987
- Hitachi, Ltd.
- Akio Yamamoto
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL