Inventor
KYUNO JIRO
JP21 patents
⚠️ This page may combine multiple inventors who share the name “KYUNO JIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK SPARK PLUG CO
9 patentsUS7944134B2May 17, 2011
Spark plug with center electrode having high heat dissipation property
NGK SPARK PLUG CO10 citations82
US7477006B2Jan 13, 2009
Spark plug for internal combustion engine and method of manufacturing the same
NGK SPARK PLUG CO18 citations81
US9166376B2Oct 20, 2015
Spark plug
NGK SPARK PLUG CO2 citations62
US9160148B2Oct 13, 2015
Method of manufacturing spark plug
NGK SPARK PLUG CO2 citations62
US7710006B2May 4, 2010
Spark plug
NGK SPARK PLUG CO5 citations62
US9455553B2Sep 27, 2016
Spark plug
NGK SPARK PLUG CO1 citations48
US10044173B2Aug 7, 2018
Method of manufacturing spark plug
NGK SPARK PLUG CO0 citations41
US9270088B2Feb 23, 2016
Method for inspecting spark plug and method for manufacturing spark plug
NGK SPARK PLUG CO0 citations41
US8729785B2May 20, 2014
Spark plug
NGK SPARK PLUG CO0 citations38
KYUNO JIRO
5 patentsUS8633640B2Jan 21, 2014
Spark plug
KYUNO JIRO6 citations71
US8115371B2Feb 14, 2012
Spark plug
KYUNO JIRO4 citations61
US8939808B2Jan 27, 2015
Method and device for manufacturing spark plug
KYUNO JIRO0 citations45
US8624474B2Jan 7, 2014
Spark plug
KYUNO JIRO0 citations40
US9496687B2Nov 15, 2016
Method for manufacturing spark plug
KYUNO JIRO0 citations39