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Katsuhiko Kawamura
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Valve timing correction control apparatus and method for an interna...
Patent number
7,328,673
Issue date
Feb 12, 2008
Nissan Motor Co., Ltd.
Katsuhiko Kawamura
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Variable valve control system for internal combustion engine
Patent number
7,308,873
Issue date
Dec 18, 2007
Nissan Motor Co., Ltd.
Masahiro Arai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Counterfeit detecting program, method, and apparatus of digital data
Patent number
7,216,239
Issue date
May 8, 2007
Nissan Motor Co., Ltd.
Katsuhiko Kawamura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Variable valve control system and method for multi-cylinder interna...
Patent number
7,077,085
Issue date
Jul 18, 2006
Nissan Motor Co., Ltd.
Masahiro Arai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Intake air control apparatus and method for internal combustion engine
Patent number
7,051,704
Issue date
May 30, 2006
Nissan Motor Co., Ltd.
Katsuhiko Kawamura
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Learning apparatus and method for variable valve control of interna...
Patent number
7,021,258
Issue date
Apr 4, 2006
Nissan Motor Co., Ltd.
Tsuneyasu Nohara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Variable valve control system for internal combustion engine
Patent number
6,971,350
Issue date
Dec 6, 2005
Nissan Motor Co., Ltd.
Yuuzou Akasaka
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Supercharger for internal combustion engine
Patent number
6,938,420
Issue date
Sep 6, 2005
Nissan Motor Co., Ltd.
Katsuhiko Kawamura
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Engine exhaust gas leak diagnosis
Patent number
6,931,838
Issue date
Aug 23, 2005
Nissan Motor Co., Ltd.
Katsuhiko Kawamura
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Supercharging device for internal combustion engine
Patent number
6,922,995
Issue date
Aug 2, 2005
Nissan Motor Co., Ltd.
Katsuhiko Kawamura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Variable operation intake valve controlling apparatus and method fo...
Patent number
6,877,493
Issue date
Apr 12, 2005
Nissan Motor Co., Ltd.
Katsuhiko Kawamura
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Variable valve operating system of engine enabling variation of wor...
Patent number
6,820,579
Issue date
Nov 23, 2004
Nissan Motor Co., Ltd.
Katsuhiko Kawamura
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Diagnosis for EGR system
Patent number
6,453,734
Issue date
Sep 24, 2002
Nissan Motor Co., Ltd.
Saburo Tomikawa
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Leak diagnostic system of evaporative emission control system for i...
Patent number
6,276,343
Issue date
Aug 21, 2001
Nissan Motor Co., Ltd.
Katsuhiko Kawamura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Abnormality diagnosis apparatus of engine cooling system
Patent number
6,230,553
Issue date
May 15, 2001
Nissan Motor Co., Ltd.
Katsuaki Uchiyama
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Diagnosis for evaporative emission control system
Patent number
6,227,037
Issue date
May 8, 2001
Nissan Motor Co., Ltd.
Katsuhiko Kawamura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Evaporative emission control system for internal combustion engine
Patent number
6,220,230
Issue date
Apr 24, 2001
Nissan Motor Co., Ltd.
Katsuhiko Kawamura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Apparatus for detecting evaporative emission control system leak
Patent number
6,220,229
Issue date
Apr 24, 2001
Nissan Motor Co., Ltd.
Katsuhiko Kawamura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Diagnostic device and method for exhaust gas recirculation system
Patent number
6,102,015
Issue date
Aug 15, 2000
Nissan Motor Co., Ltd.
Takeshi Tsuyuki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
System for diagnosing deterioration of catalyst in exhaust system o...
Patent number
5,644,912
Issue date
Jul 8, 1997
Nissan Motor Co., Ltd.
Katsuhiko Kawamura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Diagnostic system for variable valve timing control system
Patent number
5,644,073
Issue date
Jul 1, 1997
Nissan Motor Co., Ltd.
Osamu Matsuno
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air/fuel ratio control system for engine
Patent number
5,483,945
Issue date
Jan 16, 1996
Nissan Motor Co., Ltd.
Masato Kobayashi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Leak diagnosis system for evaporative emission control system
Patent number
5,448,980
Issue date
Sep 12, 1995
Nissan Motor Co., Ltd.
Katsuhiko Kawamura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Device for detecting misfire of internal combustion engine
Patent number
5,440,921
Issue date
Aug 15, 1995
Nissan Motor Co., Ltd.
Osamu Matsuno
G01 - MEASURING TESTING
Information
Patent Grant
Leak diagnosis system for evaporative emission control system
Patent number
5,408,866
Issue date
Apr 25, 1995
Nissan Motor Co., Ltd.
Katsuhiko Kawamura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
Variable valve control system and method for multi-cylinder interna...
Publication number
20050235933
Publication date
Oct 27, 2005
NISSAN MOTOR CO., LTD.
Masahiro Arai
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Variable valve control system for internal combustion engine
Publication number
20050229883
Publication date
Oct 20, 2005
NISSAN MOTOR CO., LTD.
Masahiro Arai
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Learning apparatus and method for variable valve control of interna...
Publication number
20050193968
Publication date
Sep 8, 2005
NISSAN MOTOR CO., LTD.
Tsuneyasu Nohara
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Valve timing correction control apparatus and method for an interna...
Publication number
20050188929
Publication date
Sep 1, 2005
NISSAN MOTOR CO., LTD.
Katsuhiko Kawamura
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
VARIABLE VALVE CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE
Publication number
20050188931
Publication date
Sep 1, 2005
NISSAN MOTOR CO., LTD.
Yuuzou Akasaka
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Intake air control apparatus and method for internal combustion engine
Publication number
20050066934
Publication date
Mar 31, 2005
NISSAN MOTOR CO., LTD.
Katsuhiko Kawamura
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Supercharger for internal combustion engine
Publication number
20040194466
Publication date
Oct 7, 2004
NISSAN MOTOR CO., LTD.
Katsuhiko Kawamura
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Supercharging device for internal combustion engine
Publication number
20040187852
Publication date
Sep 30, 2004
NISSAN MOTOR CO., LTD.
Katsuhiko Kawamura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Variable operation intake valve controlling apparatus and method fo...
Publication number
20040031457
Publication date
Feb 19, 2004
NISSAN MOTOR CO., LTD.
Katsuhiko Kawamura
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Failure diagnosis apparatus and method for diagnosing position cont...
Publication number
20040016292
Publication date
Jan 29, 2004
NISSAN MOTOR CO., LTD.
Katsuhiko Kawamura
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Variable valve operating system of engine enabling variation of wor...
Publication number
20040011313
Publication date
Jan 22, 2004
NISSAN MOTOR CO., LTD.
Katsuhiko Kawamura
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Engine exhaust gas leak diagnosis
Publication number
20030131587
Publication date
Jul 17, 2003
NISSAN MOTOR CO., LTD.
Katsuhiko Kawamura
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Counterfeit detecting program, method, and apparatus of digital data
Publication number
20030037256
Publication date
Feb 20, 2003
NISSAN MOTOR CO., LTD.
Katsuhiko Kawamura
G06 - COMPUTING CALCULATING COUNTING