Nakazumi Tadataka

Person

Hiroshima, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Exhaust gas purifying system for engine
- Patent number 6,141,960
- Issue date Nov 7, 2000
- Mazda Motor Corporation
- Akihide Takami
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method of and system for purifying exhaust gas for engines
- Patent number 5,950,419
- Issue date Sep 14, 1999
- Mazda Motor Corporation
- Hirofumi Nishimura
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Exhaust gas purifying system
- Patent number 5,501,074
- Issue date Mar 26, 1996
- Mazda Motor Corporation
- Hajime Suetsugu
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Intake system for an internal combustion engine
- Patent number 4,787,357
- Issue date Nov 29, 1988
- Mazda Motor Corporation
- Toshio Nishikawa
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Air-fuel ratio control system for engine
- Patent number 4,763,629
- Issue date Aug 16, 1988
- Mazda Motor Corporation
- Katsumi Okazaki
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Throttle valve control apparatus for an engine
- Patent number 4,759,329
- Issue date Jul 26, 1988
- Mazda Motor Corporation
- Takeuchi Nobuo
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Throttle valve control system for internal combustion engine
- Patent number 4,691,677
- Issue date Sep 8, 1987
- Mazda Motor Corp.
- Makoto Hotate
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Engine idling load control means
- Patent number 4,682,044
- Issue date Jul 21, 1987
- Mazda Motor Corporation
- Makoto Hotate
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Air-to-fuel ratio control systems for internal combustion engines
- Patent number 4,669,439
- Issue date Jun 2, 1987
- Mazda Motor Corporation
- Kiyotaka Mamiya
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel injection system for an engine
- Patent number 4,561,404
- Issue date Dec 31, 1985
- Mitsubishi Denki Kabushiki Kaisha
- Yoshiaki Kanno
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel injection control system for controlling the fuel distribution...
- Patent number 4,532,905
- Issue date Aug 6, 1985
- Mazda Motor Corporation
- Katsuhiko Yokooku
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Electrically operated engine throttle valve actuating device
- Patent number 4,508,078
- Issue date Apr 2, 1985
- Mazda Motor Corporation
- Nobuo Takeuchi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Dual-catalyst exhaust gas purifying apparatus for multi-cylinder en...
- Patent number 4,215,541
- Issue date Aug 5, 1980
- Toyo Kogyo Co., Ltd.
- Kazuyuki Tanaka
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Exhaust gas purifying apparatus for automobile multi-cylinder engine
- Patent number 4,215,542
- Issue date Aug 5, 1980
- Toyo Kogyo Co., Ltd.
- Kazuo Kobayashi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Exhaust gas purifying apparatus for automobile multi-cylinder engine
- Patent number 4,215,540
- Issue date Aug 5, 1980
- Toyo Kogyo Co., Ltd.
- Kazuo Kobayashi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Exhaust gas recirculation apparatus controlled by clutch, throttle...
- Patent number 4,174,027
- Issue date Nov 13, 1979
- Toyo Kogyo Co., Ltd.
- Tadataka Nakazumi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Nakazumi Tadataka

Person

Patents Grantslast 30 patents

Exhaust gas purifying system for engine

Method of and system for purifying exhaust gas for engines

Exhaust gas purifying system

Intake system for an internal combustion engine

Air-fuel ratio control system for engine

Throttle valve control apparatus for an engine

Throttle valve control system for internal combustion engine

Engine idling load control means

Air-to-fuel ratio control systems for internal combustion engines

Fuel injection system for an engine

Fuel injection control system for controlling the fuel distribution...

Electrically operated engine throttle valve actuating device

Dual-catalyst exhaust gas purifying apparatus for multi-cylinder en...

Exhaust gas purifying apparatus for automobile multi-cylinder engine

Exhaust gas purifying apparatus for automobile multi-cylinder engine

Exhaust gas recirculation apparatus controlled by clutch, throttle...