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Fuel air injector
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Patent number 6,371,093
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Issue date Apr 16, 2002
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Yamaha Hatsudoki Kabushiki Kaisha
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Junichi Kaku
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Fuel injection system
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Patent number 6,293,255
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Issue date Sep 25, 2001
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Yamaha Hatsudoki Kabushiki Kaisha
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Kimitake Otome
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Vertical engine
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Patent number RE37348
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Issue date Sep 4, 2001
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Yamaha Hatsudoki Kabushiki Kaisha
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Junichi Kaku
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123 - Internal-combustion engines
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Fuel injection system
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Patent number 6,146,102
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Issue date Nov 14, 2000
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Yamaha Hatsudoki Kabushiki Kaisha
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Kimitake Otome
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Scavenge control for engine
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Patent number 5,740,767
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Issue date Apr 21, 1998
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Yamaha Hatsudoki Kabushiki Kaisha
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Junichi Kaku
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Vertical engine
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Patent number 5,701,872
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Issue date Dec 30, 1997
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Sanshin Kogyo Kabushiki Kaisha
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Junichi Kaku
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Fuel supply device
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Patent number 5,546,912
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Issue date Aug 20, 1996
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Yamaha Hatsudoki Kabushiki Kaisha
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Masaichi Yamada
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Fuel injected automotive engine
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Patent number 5,360,079
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Issue date Nov 1, 1994
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Yamaha Hatsudoki Kabushiki Kaisha
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Ryuichi Ichikawa
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B60 - VEHICLES IN GENERAL
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Air fuel injector assembly
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Patent number 5,123,399
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Issue date Jun 23, 1992
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Yamaha Hatsudoki Kabushiki Kaisha
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Yu Motoyama
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Air fuel injection system
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Patent number 5,094,217
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Issue date Mar 10, 1992
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Yamaha Hatsudoki Kabushiki Kaisha
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Junichi Kaku
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS