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Koji Okazaki
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Kariya, JP
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last 30 patents
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Patent Grant
Rolling piston type rotary machine with discharge passage in vane
Patent number
4,793,780
Issue date
Dec 27, 1988
Nippondenso Co., Ltd.
Nobuaki Ishihara
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Patent Grant
Rolling piston type rotary machine
Patent number
4,669,963
Issue date
Jun 2, 1987
Nippondenso Co., Ltd.
Nobuaki Ishihara
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES