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last 30 patents
Information
Patent Grant
Exhaust gas cleaning catalyst component, process of production of t...
Patent number
6,120,746
Issue date
Sep 19, 2000
Mazda Motor Corporation
Takashi Takemoto
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Catalyst for purifying exhaust gas
Patent number
5,849,660
Issue date
Dec 15, 1998
Mazda Motor Corporation
Takashi Takemoto
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Exhaust gas purification system and catalyst therefor
Patent number
5,571,763
Issue date
Nov 5, 1996
Mazda Motor Corporation
Takashi Takemoto
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Catalytic converter for treating exhaust gas
Patent number
5,409,671
Issue date
Apr 25, 1995
Mazda Motor Corporation
Takashi Takemoto
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Engine exhaust purification system
Patent number
5,337,558
Issue date
Aug 16, 1994
Mazda Motor Corporation
Kazunari Komatsu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exhaust purification apparatus for an engine
Patent number
5,311,737
Issue date
May 17, 1994
Mazda Motor Corporation
Kazunari Komatsu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exhaust system for internal combustion engine
Patent number
5,233,829
Issue date
Aug 10, 1993
Mazda Motor Corporation
Kazunari Komatsu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Exhaust system for internal combustion engine
Patent number
5,228,287
Issue date
Jul 20, 1993
Mazda Motor Corporation
Kiyoshi Kuronishi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS