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Tadashi HATTORI
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Nagoya-City, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Ammonia sensor
Patent number
7,341,694
Issue date
Mar 11, 2008
NGK Spark Plug Co., Ltd.
Hiroyuki Nishiyama
G01 - MEASURING TESTING
Information
Patent Grant
Process for removing nitrous oxide (N.sub.2 O)
Patent number
6,143,262
Issue date
Nov 7, 2000
NGK Insulators, Ltd.
Yuichi Murakami
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of removing nitrogen oxides using material for absorbing nit...
Patent number
6,001,319
Issue date
Dec 14, 1999
NGK Spark Plug Co., Ltd.
Hitoshi Yokoi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Catalytic material for removing nitrogen oxides apparatus for treat...
Patent number
5,955,046
Issue date
Sep 21, 1999
NGK Spark Plug Co., Ltd.
Yasuyuki Okimura
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Material for absorbing nitrogen oxides comprising hollandite-type c...
Patent number
5,898,015
Issue date
Apr 27, 1999
NGK Spark Plug Co., Ltd.
Hitoshi Yokoi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
PROCESS FOR PRODUCING HYDROGEN WITH PERMSELECTIVE MEMBRANE REACTOR...
Publication number
20080241058
Publication date
Oct 2, 2008
NGK Insulators, Ltd.
Tadashi HATTORI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Ammonia sensor
Publication number
20040132202
Publication date
Jul 8, 2004
NGK SPARK PLUG CO., LTD.
Hiroyuki Nishiyama
G01 - MEASURING TESTING