Inventor
PERRIN JAMES M
US15 patents
⚠️ This page may combine multiple inventors who share the name “PERRIN JAMES M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PERRIN JAMES M
4 patentsUS9657630B2May 23, 2017
Diagnostic systems and methods for selective catalytic reduction (SCR) systems based on NOx sensor feedback
PERRIN JAMES M12 citations82
US8875495B2Nov 4, 2014
Tank assembly and method
PERRIN JAMES M4 citations71
US8454916B2Jun 4, 2013
Selective catalytic reduction (SCR) catalyst depletion control systems and methods
PERRIN JAMES M4 citations61
US8266894B2Sep 18, 2012
Thermal protection system for reducing agent injector
PERRIN JAMES M4 citations59
GM GLOBAL TECH OPERATIONS INC
3 patentsUS8794057B2Aug 5, 2014
Diagnostic operation strategy for diesel oxidation catalyst aging level determination using NOx sensor NO2 interference
GM GLOBAL TECH OPERATIONS INC14 citations83
US8020372B2Sep 20, 2011
Apparatus and method for optimizing exhaust temperature control in a vehicle during particulate filter regneration
GM GLOBAL TECH OPERATIONS INC10 citations83
US9091194B2Jul 28, 2015
Temperature gradient correction of ammonia storage model
GM GLOBAL TECH OPERATIONS INC3 citations62