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Patents Grants
last 30 patents
Information
Patent Grant
Control system for internal combustion engine
Patent number
6,712,053
Issue date
Mar 30, 2004
Denso Corporation
Kazuo Kobayashi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Coolant temperature estimation system for estimating temperature of...
Patent number
6,665,608
Issue date
Dec 16, 2003
Denso Corporation
Keiji Wakahara
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Fuel injection valve
Patent number
6,367,453
Issue date
Apr 9, 2002
Denso Corporation
Toshihiko Igashira
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Temperature predicting system for internal combustion engine and te...
Patent number
5,544,639
Issue date
Aug 13, 1996
Nippondenso Co., Ltd.
Hirofumi Shouda
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fuel vapor purging control system with air/fuel ratio compensating...
Patent number
5,363,832
Issue date
Nov 15, 1994
Nippondenso Co., Ltd.
Toshihiro Suzumura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Spark timing control system for a vehicle-driving internal combusti...
Patent number
5,331,934
Issue date
Jul 26, 1994
Nippondenso Co., Ltd.
Hidehiko Asama
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Speed control system for an internal combustion engine
Patent number
5,313,395
Issue date
May 17, 1994
Nippondenso Co. Ltd.
Katsuhiko Kawai
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Self-diagnosis apparatus in system for prevention of scattering of...
Patent number
5,284,050
Issue date
Feb 8, 1994
Nippondenso Co., Ltd.
Hisashi Iida
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air-fuel ratio control apparatus for engine
Patent number
5,251,438
Issue date
Oct 12, 1993
Nippondenso Co. Ltd.
Kazumi Ishida
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air-fuel ratio control apparatus for use in engine
Patent number
5,243,952
Issue date
Sep 14, 1993
Nippondenso Co., Ltd.
Kenji Ikuta
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air-fuel ratio control apparatus for engine
Patent number
5,154,053
Issue date
Oct 13, 1992
Nippondenso Co., Ltd.
Kazumi Ishida
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Apparatus for controlling air-fuel ratio for engine
Patent number
5,090,199
Issue date
Feb 25, 1992
Nippondenso Co., Ltd.
Kenji Ikuta
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Engine idle control valve
Patent number
5,065,718
Issue date
Nov 19, 1991
Nippondenso Co., Ltd.
Atsushi Suzuki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method of controlling air-fuel ratio
Patent number
5,003,955
Issue date
Apr 2, 1991
Nippondenso Co., Ltd.
Hiroshi Haraguchi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fuel pump driving apparatus
Patent number
4,827,897
Issue date
May 9, 1989
Nippondenso Co., Ltd.
Hirotada Yamada
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic fuel injection device
Patent number
4,821,726
Issue date
Apr 18, 1989
Nippondenso Co., Ltd.
Hiroshi Tamura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fuel injection control system for internal combustion engine
Patent number
4,753,206
Issue date
Jun 28, 1988
Nippondenso Co., Ltd.
Hidehiko Inoue
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Apparatus for measuring a flow rate of intake air for an engine
Patent number
4,649,745
Issue date
Mar 17, 1987
Nippondenso Co., Ltd.
Toshio Kondo
G01 - MEASURING TESTING
Information
Patent Grant
Start and termination timing control of fuel injection
Patent number
4,646,698
Issue date
Mar 3, 1987
Nippondenso Co., Ltd.
Hidehiko Inoue
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic fuel injection control system for internal combustion en...
Patent number
4,574,761
Issue date
Mar 11, 1986
Nippondenso Co., Ltd.
Shigenori Isomura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fuel injection control
Patent number
4,492,202
Issue date
Jan 8, 1985
Nippondenso Co., Ltd.
Toshihiko Muramatsu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air-to-fuel ratio correcting arrangement in a fuel supply control s...
Patent number
4,479,464
Issue date
Oct 30, 1984
Nippondenso Co., Ltd.
Toshio Kondo
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic control type fuel injection system
Patent number
4,475,501
Issue date
Oct 9, 1984
Nippondenso Co., Ltd.
Katsushi Kato
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air-fuel ratio control for internal combustion engine
Patent number
4,466,410
Issue date
Aug 21, 1984
Nippondenso Co., Ltd.
Shuji Sakakibara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Device for controlling atomization of fuel in internal combustion e...
Patent number
4,463,740
Issue date
Aug 7, 1984
Nippondenso Co., Ltd.
Yasuo Sagisaka
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Closed loop air/fuel ratio control using learning data each arrange...
Patent number
4,461,261
Issue date
Jul 24, 1984
Nippondenso Co., Ltd.
Shigenori Isomura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic control for fuel injection
Patent number
4,457,282
Issue date
Jul 3, 1984
Nippondenso Co., Ltd.
Toshihiko Muramatsu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method for controlling the air-fuel ratio in an internal combustion...
Patent number
4,454,847
Issue date
Jun 19, 1984
Nippondenso Co., Ltd.
Shigenori Isomura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Closed loop mixture control using learning data resettable for fuel...
Patent number
4,441,473
Issue date
Apr 10, 1984
Nippondenso Co., Ltd.
Shigenori Isomura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method for controlling air/fuel ratio in internal combustion engines
Patent number
4,430,976
Issue date
Feb 14, 1984
Nippondenso Co., Ltd.
Toshio Kondo
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
Control system for internal combustion engine
Publication number
20030116150
Publication date
Jun 26, 2003
Kazuo Kobayashi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Coolant temperature estimation system for estimating termperature o...
Publication number
20020111734
Publication date
Aug 15, 2002
Keiji Wakahara
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES