Inventor
SHIBAGAKI YUKINARI
JP20 patents
⚠️ This page may combine multiple inventors who share the name “SHIBAGAKI YUKINARI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK INSULATORS LTD
19 patentsUS5884473AMar 23, 1999
System for exhaust gas purification and method for exhaust gas purification using said system
NGK INSULATORS LTD145 citations99
US6500392B2Dec 31, 2002
Catalyst for exhaust gas purification and system for exhaust gas purification
NGK INSULATORS LTD23 citations92
US6139808AOct 31, 2000
Catalyst for exhaust gas purification and system for exhaust gas purification
NGK INSULATORS LTD41 citations92
US6029441AFeb 29, 2000
Method for exhaust gas purification and system for exhaust gas purification used therein
NGK INSULATORS LTD51 citations92
US6696130B1Feb 24, 2004
Ceramic honeycomb structure and process for production thereof
NGK INSULATORS LTD48 citations91
US6854969B2Feb 15, 2005
Apparatus for molding honeycomb structure and molding method
NGK INSULATORS LTD14 citations79
US6517785B2Feb 11, 2003
System for exhaust gas purification
NGK INSULATORS LTD7 citations74
US6814562B2Nov 9, 2004
Apparatus for molding a honeycomb structure
NGK INSULATORS LTD10 citations73
US6621034B2Sep 16, 2003
Method of manufacturing die
NGK INSULATORS LTD10 citations73
US6171557B1Jan 9, 2001
System for exhaust gas purification
NGK INSULATORS LTD9 citations73
US6602822B2Aug 5, 2003
Catalyst for exhaust gas purification and exhaust gas purification system using the same
NGK INSULATORS LTD5 citations63
US12209523B2Jan 28, 2025
Control method for reductant generation device, exhaust purification method, reductant generation system, and exhaust purification system
NGK INSULATORS LTD0 citations60
US11661879B2May 30, 2023
Tubular member for exhaust gas treatment device and exhaust gas treatment device using the tubular member, and method of manufacturing tubular member for exhaust gas treatment device
NGK INSULATORS LTD0 citations60
US11661875B2May 30, 2023
Tubular member for exhaust gas treatment device and exhaust gas treatment device using the tubular member, and method of manufacturing tubular member for exhaust gas treatment device
NGK INSULATORS LTD0 citations60
US11536180B2Dec 27, 2022
Tubular member for exhaust gas treatment device and exhaust gas treatment device using the tubular member, and method of manufacturing tubular member for exhaust gas treatment device
NGK INSULATORS LTD0 citations60
US11312661B2Apr 26, 2022
Honeycomb structure
NGK INSULATORS LTD0 citations52
US11674425B2Jun 13, 2023
Reductant injecting device, exhaust gas processing device and exhaust gas processing method
NGK INSULATORS LTD0 citations49
US11555433B2Jan 17, 2023
Reductant injecting device, exhaust gas processing device and exhaust gas processing method
NGK INSULATORS LTD0 citations49
US11391191B2Jul 19, 2022
Reductant injecting device, exhaust gas processing device and exhaust gas processing method
NGK INSULATORS LTD0 citations49