Oxford, Michigan
United States
6
2020-04-16
The entities that hold a legal rights for patent applications filed by inventor Helmick Jeffry A.:
Jeffry A. Helmick from Oxford, US has applied for patents for these inventions. The list has both pending applications and granted patents:
NOX FORMATION PREDICTION FOR IMPROVED CATALYTIC CONVERTER CONTROL
#2 | 2020-02-13OXYGEN SENSOR DIAGNOSTIC
#3 | 2012-12-20Diagnostic system and method for an oxygen sensor positioned downstream from a catalytic converter
#4 | 2011-05-05Systems and methods for diagnosing oxygen sensors and catalytic converters of exhaust systems
#5 | 2010-09-30Post oxygen sensor performance diagnostic with minimum air flow
#6 | 2008-12-11Exhaust system monitoring methods and systems
2643134 ⎘