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Koki Yamaguchi
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Patents Grants
last 30 patents
Information
Patent Grant
Variable valve mechanism of internal combustion engine
Patent number
10,233,790
Issue date
Mar 19, 2019
Otics Corporation
Koki Yamaguchi
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Variable valve mechanism of internal combustion engine
Patent number
10,221,728
Issue date
Mar 5, 2019
Otics Corporation
Hiroyuki Suzuki
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Variable valve mechanism of internal combustion engine
Patent number
10,167,749
Issue date
Jan 1, 2019
Otics Corporation
Koki Yamaguchi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Variable valve mechanism of internal combustion engine
Patent number
10,047,647
Issue date
Aug 14, 2018
Otics Corporation
Naoki Hiramatsu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Variable valve mechanism of internal combustion engine
Patent number
10,024,199
Issue date
Jul 17, 2018
Otics Corporation
Naoki Hiramatsu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Variable valve mechanism of internal combustion engine
Patent number
9,879,577
Issue date
Jan 30, 2018
Otics Corporation
Koki Yamaguchi
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Variable valve mechanism of internal combustion engine
Patent number
9,732,641
Issue date
Aug 15, 2017
Otics Corporation
Masatoshi Sugiura
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Variable valve mechanism of internal combustion engine
Patent number
9,556,762
Issue date
Jan 31, 2017
Otics Corporation
Masatoshi Sugiura
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Variable valve mechanism of internal combustion engine
Patent number
9,540,969
Issue date
Jan 10, 2017
Otics Corporation
Koki Yamaguchi
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Variable valve mechanism of internal combustion engine
Patent number
9,181,826
Issue date
Nov 10, 2015
Otics Corporation
Akira Sugiura
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Variable valve mechanism of internal combustion engine
Patent number
8,960,144
Issue date
Feb 24, 2015
Otics Corporation
Naoki Hiramatsu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Variable valve mechanism
Patent number
8,833,317
Issue date
Sep 16, 2014
Otics Corporation
Koki Yamaguchi
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Variable valve mechanism
Patent number
8,051,817
Issue date
Nov 8, 2011
Otics Corporation
Koki Yamaguchi
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
Information
Patent Application
VARIABLE VALVE MECHANISM OF INTERNAL COMBUSTION ENGINE
Publication number
20170350282
Publication date
Dec 7, 2017
OTICS Corporation
Hiroyuki SUZUKI
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
VARIABLE VALVE MECHANISM OF INTERNAL COMBUSTION ENGINE
Publication number
20170342874
Publication date
Nov 30, 2017
OTICS Corporation
Koki Yamaguchi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
VARIABLE VALVE MECHANISM OF INTERNAL COMBUSTION ENGINE
Publication number
20170218795
Publication date
Aug 3, 2017
OTICS Corporation
Koki Yamaguchi
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
VARIABLE VALVE MECHANISM OF INTERNAL COMBUSTION ENGINE
Publication number
20170016361
Publication date
Jan 19, 2017
OTICS Corporation
Naoki HIRAMATSU
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
VARIABLE VALVE MECHANISM OF INTERNAL COMBUSTION ENGINE
Publication number
20160312669
Publication date
Oct 27, 2016
OTICS Corporation
Koki YAMAGUCHI
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
VARIABLE VALVE MECHANISM OF INTERNAL COMBUSTION ENGINE
Publication number
20160281546
Publication date
Sep 29, 2016
OTICS Corporation
Naoki HIRAMATSU
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
VARIABLE VALVE MECHANISM OF INTERNAL COMBUSTION ENGINE
Publication number
20160108779
Publication date
Apr 21, 2016
OTICS Corporation
Koki Yamaguchi
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
VARIABLE VALVE MECHANISM OF INTERNAL COMBUSTION ENGINE
Publication number
20160108780
Publication date
Apr 21, 2016
OTICS Corporation
Masatoshi Sugiura
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
VARIABLE VALVE MECHANISM OF INTERNAL COMBUSTION ENGINE
Publication number
20150285110
Publication date
Oct 8, 2015
OTICS Corporation
Masatoshi Sugiura
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
VARIABLE VALVE MECHANISM OF INTERNAL COMBUSTION ENGINE
Publication number
20140137823
Publication date
May 22, 2014
OTICS Corporation
Akira SUGIURA
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
VARIABLE VALVE MECHANISM OF INTERNAL COMBUSTION ENGINE
Publication number
20140083380
Publication date
Mar 27, 2014
OTICS Corporation
Naoki Hiramatsu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Variable valve mechanism
Publication number
20110197838
Publication date
Aug 18, 2011
Koki Yamaguchi
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Variable valve mechanism
Publication number
20100024753
Publication date
Feb 4, 2010
OTICS Corporation
Koki Yamaguchi
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES