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Keiichi Nakano
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Sakai, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Spark-ignition engine
Patent number
8,453,629
Issue date
Jun 4, 2013
Kubota Corporation
Keiichi Nakano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Intake device for multi-cylinder engine
Patent number
6,354,284
Issue date
Mar 12, 2002
Kubota Corporation
Keiichi Nakano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Engine with mechanical governor
Patent number
5,497,747
Issue date
Mar 12, 1996
Kubota Corporation
Keiichi Nakano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Splash lubricating device for a horizontal or inclined engine
Patent number
4,732,237
Issue date
Mar 22, 1988
Kubota Ltd.
Keiichi Nakano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Valve moving system of an overhead valve engine
Patent number
4,686,946
Issue date
Aug 18, 1987
Kubota Limited
Tatsutoshi Umeda
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Cooling means for the squish part of an air cooling overhead valve...
Patent number
4,633,824
Issue date
Jan 6, 1987
Kubota Limited
Tatsutoshi Umeda
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Splash lubricating system for an engine
Patent number
4,628,878
Issue date
Dec 16, 1986
Kubota Ltd.
Keiichi Nakano
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Automatic decompression system for starting engine
Patent number
4,610,227
Issue date
Sep 9, 1986
Kubota Limited
Keiichi Nakano
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Splash lubricated over head valve engine
Patent number
4,563,986
Issue date
Jan 14, 1986
Kubota Ltd.
Keiichi Nakano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Engine muffler of heat-exchanging type
Patent number
4,426,844
Issue date
Jan 24, 1984
Kubota Ltd.
Keiichi Nakano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
V-Shaped forced air cooling 4-cycle engine
Patent number
4,156,409
Issue date
May 29, 1979
Kubota, Ltd.
Keiichi Nakano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Engine and component arrangement
Patent number
4,142,502
Issue date
Mar 6, 1979
Kubota, Ltd.
Keiichi Nakano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Lubrication system for air-cooled engines
Patent number
4,100,909
Issue date
Jul 18, 1978
Kubota, Ltd.
Keiichi Nakano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
SPARK-IGNITION ENGINE
Publication number
20100242932
Publication date
Sep 30, 2010
KUBOTA CORPORATION
Keiichi NAKANO
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS