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Kojiro Okude
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Hitachi-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Emission gas purification catalyst and internal combustion engine p...
Patent number
7,438,866
Issue date
Oct 21, 2008
Hitachi, Ltd.
Hidehiro Iizuka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Exhaust gas purification apparatus of internal combustion engine an...
Patent number
7,093,432
Issue date
Aug 22, 2006
Hitachi, Ltd.
Hiroshi Hanaoka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method for cleaning exhaust gas from an internal combustion engine
Patent number
6,883,305
Issue date
Apr 26, 2005
Hitachi, Ltd.
Hidehiro Iizuka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Internal combustion engine exhaust gas purification apparatus, exha...
Patent number
6,841,511
Issue date
Jan 11, 2005
Hitachi, Ltd.
Masato Kaneeda
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Exhaust emission control process for internal combustion engines
Patent number
6,630,115
Issue date
Oct 7, 2003
Hitachi, Ltd.
Masato Kaneeda
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Exhaust gas purification apparatus of internal combustion engine an...
Patent number
6,397,582
Issue date
Jun 4, 2002
Hitachi, Ltd.
Hiroshi Hanaoka
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exhaust gas cleaning apparatus and method for internal combustion e...
Patent number
6,272,848
Issue date
Aug 14, 2001
Hitachi, Ltd.
Kojiro Okude
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exhaust gas purification apparatus of internal combustion engine an...
Patent number
6,161,378
Issue date
Dec 19, 2000
Hitachi, Ltd.
Hiroshi Hanaoka
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method for forming and anti-reflection film of a cathode-ray tube,...
Patent number
5,817,421
Issue date
Oct 6, 1998
Hitachi, Ltd.
Tomoji Oishi
G02 - OPTICS
Information
Patent Grant
Method for forming an anti-reflection film of a cathode-ray tube, a...
Patent number
5,449,534
Issue date
Sep 12, 1995
Hitachi, Ltd.
Tomoji Oishi
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Exhaust Gas Purification Apparatus of Internal Combustion Engine an...
Publication number
20070204595
Publication date
Sep 6, 2007
Hitachi, Ltd
Hiroshi HANAOKA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Exhaust gas purifcation apparatus of internal combustion engine and...
Publication number
20050089456
Publication date
Apr 28, 2005
HITACHI, LTD.
Hiroshi Hanaoka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Emission gas purification catalyst and internal combustion engine p...
Publication number
20040115104
Publication date
Jun 17, 2004
Hidehiro Iizuka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Internal combustion engine exhaust gas purification apparatus, exha...
Publication number
20030202925
Publication date
Oct 30, 2003
Hitachi, Ltd
Masato Kaneeda
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Exhaust gas purifying device for internal combustion engine
Publication number
20030154713
Publication date
Aug 21, 2003
Hitachi, Ltd
Toshifumi Hiratsuka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Exhaust gas purification apparatus of internal combustion engine an...
Publication number
20020159926
Publication date
Oct 31, 2002
Hitachi, Ltd.
Hiroshi Hanaoka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL