P

Inventor

INOUE RYUJI

JP61 patents
⚠️ This page may combine multiple inventors who share the name “INOUE RYUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NGK SPARK PLUG CO

18 patents
US6136170AOct 24, 2000

Exhaust gas sensor and system thereof

NGK SPARK PLUG CO69 citations94
US6652723B1Nov 25, 2003

Hydrogen gas sensor

NGK SPARK PLUG CO17 citations92
US6533911B1Mar 18, 2003

Device for measuring combustible-gas concentration in an exhaust gas

NGK SPARK PLUG CO32 citations92
US6337009B1Jan 8, 2002

Gas sensor

NGK SPARK PLUG CO21 citations92
US6303012B1Oct 16, 2001

Gas sensor, gas sensor system using the same

NGK SPARK PLUG CO19 citations92
US5989624ANov 23, 1999

Method for manufacturing electrode

NGK SPARK PLUG CO22 citations92
US5993625ANov 30, 1999

Exhaust gas sensor

NGK SPARK PLUG CO24 citations90
US6338783B1Jan 15, 2002

Gas sensor, method of manufacturing the same, and gas sensor system using the gas sensor

NGK SPARK PLUG CO16 citations84
US6554984B2Apr 29, 2003

Method of manufacturing a gas sensor

NGK SPARK PLUG CO12 citations74
US6337006B1Jan 8, 2002

Lanthanum gallate sintered body

NGK SPARK PLUG CO12 citations74
US6325906B1Dec 4, 2001

Gas sensor and apparatus for measuring combustible gas component concentration using the same

NGK SPARK PLUG CO8 citations74
US6153072ANov 28, 2000

Gas sensor, gas sensor system using the same, and method of manufacturing a gas sensor

NGK SPARK PLUG CO15 citations74
US7306712B2Dec 11, 2007

Gas sensor and method for measuring gas concentration using the same

NGK SPARK PLUG CO6 citations63
US7276141B2Oct 2, 2007

Hydrogen gas sensor

NGK SPARK PLUG CO2 citations63
US7210333B2May 1, 2007

Humidity sensor and method of using the humidity sensor

NGK SPARK PLUG CO5 citations63
US7189364B2Mar 13, 2007

Hydrogen sensor

NGK SPARK PLUG CO3 citations63
US7341694B2Mar 11, 2008

Ammonia sensor

NGK SPARK PLUG CO4 citations61
US7963145B2Jun 21, 2011

Apparatus and method for detecting combustible gas within atmosphere to be detected

NGK SPARK PLUG CO4 citations57

MINOLTA CO LTD

7 patents

RICOH CO LTD

5 patents

PANASONIC IP CORP AMERICA

3 patents

RICOH KK

3 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

2 patents

ITO SHINSUKE

2 patents

SEIKISUI CHEMICAL CO LTD

2 patents

INOUE RYUJI

2 patents

SAKATA KOTARO

1 patent

PANASONIC CORP

1 patent

YAMAHA MOTOR CO LTD

1 patent

ICHO KEIJI

1 patent

FURUICHI YUUSUKE

1 patent

FUJITA TETSUMARU

1 patent

Showing the top 50 of 61 patents by PatentIndex Score.