Masumi Arita

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Fukuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Scroll-type fluid machine with an improved journal bearing
- Patent number 5,110,273
- Issue date May 5, 1992
- Mitsubishi Denki K.K.
- Mitsuhiro Nishida
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Scroll-type fluid machine with a plurality of discharge ports
- Patent number 5,100,307
- Issue date Mar 31, 1992
- Mitsubishi Denki K.K.
- Masumi Arita
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES