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Hiroyuki Hayashi
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Komaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Heater control method and heater control apparatus for gas sensor
Patent number
9,386,633
Issue date
Jul 5, 2016
NGK Spark Plug Co., Ltd.
Ai Igarashi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Gas sensor element and gas sensor
Patent number
8,591,712
Issue date
Nov 26, 2013
NGK Spark Plug Co., Ltd.
Hiroyuki Hayashi
G01 - MEASURING TESTING
Information
Patent Grant
Gas sensor element having at least two cells
Patent number
6,936,148
Issue date
Aug 30, 2005
NGK Spark Plug Co., Ltd.
Tomohiro Mabuchi
G01 - MEASURING TESTING
Information
Patent Grant
Multi-layer gas sensor element and gas sensor comprising the same
Patent number
6,746,586
Issue date
Jun 8, 2004
NGK Spark Plug Co., Ltd.
Yoshiaki Kuroki
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
HEATER CONTROL METHOD AND HEATER CONTROL APPARATUS FOR GAS SENSOR
Publication number
20140238973
Publication date
Aug 28, 2014
NGK SPARK PLUG CO., LTD.
Ai IGARASHI
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
GAS SENSOR ELEMENT AND GAS SENSOR
Publication number
20120217160
Publication date
Aug 30, 2012
NGK SPARK PLUG CO., LTD.
Hiroyuki HAYASHI
G01 - MEASURING TESTING
Information
Patent Application
Gas sensor element having at least two cells
Publication number
20030183520
Publication date
Oct 2, 2003
NGK SPARK PLUG CO., LTD.
Tomohiro Mabuchi
G01 - MEASURING TESTING
Information
Patent Application
Multi-layer gas sensor element and gas sensor comprising the same
Publication number
20020036138
Publication date
Mar 28, 2002
NGK SPARK PLUG CO., LTD.
Yoshiaki Kuroki
G01 - MEASURING TESTING