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Junichi Yokoyama
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Zushi, JP
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last 30 patents
Information
Patent Grant
Exhaust system for internal combustion engines
Patent number
5,072,583
Issue date
Dec 17, 1991
Nissan Motor Company, Ltd.
Tomonori Urushihara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Combustion chamber for internal combustion engine
Patent number
4,995,359
Issue date
Feb 26, 1991
Nissan Motor Co., Ltd.
Junichi Yokoyama
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Induction port arrangement for internal combustion engine having mu...
Patent number
4,873,953
Issue date
Oct 17, 1989
Nissan Motor Co., Ltd.
Shigeo Muranaka
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Variable venturi carburetor
Patent number
4,517,134
Issue date
May 14, 1985
Nissan Motor Company, Ltd.
Ken Nakamura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Cooling system for automotive internal combustion engine
Patent number
4,484,541
Issue date
Nov 27, 1984
Nissan Motor Company, Limited
Junichi Yokoyama
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Intake system of internal combustion engine
Patent number
4,445,480
Issue date
May 1, 1984
Nissan Motor Company, Limited
Mitsumasa Inoue
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Cooling system for internal combustion engine
Patent number
4,383,501
Issue date
May 17, 1983
Nissan Motor Co., Ltd.
Junichi Yokoyama
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Control device for acceleration pump
Patent number
4,370,282
Issue date
Jan 25, 1983
Nissan Motor Company, Limited
Junichi Yokoyama
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Butterfly throttle valve with a raised upper lip
Patent number
4,297,302
Issue date
Oct 27, 1981
Nissan Motor Company, Limited
Ken Nakamura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS