Inventor · Howell, MI, US

Christopher Whitt

32Patents
3h-index
19Co-inventors
52Inventor score

Filing activity: Jul 8, 2010 → Jun 25, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US9476341B2 Exhaust treatment system that generates debounce duration for NOx sensor offset Emerging Cross-Sectional Technologies 14 Active
US9328645B2 Detecting over-temperature in exhaust system Emerging Cross-Sectional Technologies 12 Active
US9562841B2 Engine output soot diagnostic control system based on transient drive cycle detection Emerging Cross-Sectional Technologies 11 Active
US9051889B2 Method and apparatus to control regeneration of a particulate filter Emerging Cross-Sectional Technologies 3 Active
US8904757B2 System and method for controlling regeneration within an after-treatment component of a compression-ignition engine Emerging Cross-Sectional Technologies 2 Active
US9140156B2 NOx-flowrate and temperature correction during soot mass estimation in a vehicle exhaust after-treatment device Emerging Cross-Sectional Technologies 2 Active
US8991155B2 Vehicle and a method of determining a reductant storage capacity set point of a selective catalytic reduction filter of an exhaust treatment system of the vehicle Emerging Cross-Sectional Technologies 2 Active
US9091190B2 Accumulated ash correction during soot mass estimation in a vehicle exhaust aftertreatment device Emerging Cross-Sectional Technologies 2 Active
US8424372B2 System and method for establishing a mass flow rate of air entering an engine Mechanical Engineering; Lighting; Heating 1 Active
US9003773B2 Vehicle and a method of updating aging of a selective catalytic reduction filter of an exhaust treatment system of the vehicle Emerging Cross-Sectional Technologies 1 Active
US10132256B2 Particulate filter device monitoring system for an engine Emerging Cross-Sectional Technologies 1 Active
US8857152B2 System and method for unloading hydrocarbon emissions from an exhaust after-treatment device Mechanical Engineering; Lighting; Heating 1 Active
US9441525B2 Method and apparatus to control regeneration of a particulate filter Emerging Cross-Sectional Technologies 1 Active
US8468808B2 Optimization of active regeneration triggers based on ambient and vehicle operating conditions Emerging Cross-Sectional Technologies 1 Active
US9228467B2 Urea injection controller for a motorized system Emerging Cross-Sectional Technologies 1 Active
US9206719B2 Enhanced CRT enablement based on soot mass stored in particulate filter Emerging Cross-Sectional Technologies 1 Active
US9291084B2 Vehicle and a method of updating efficiency of a selective catalytic reduction filter of an exhaust treatment system of the vehicle Emerging Cross-Sectional Technologies 1 Active
US8523988B2 System and method for estimating a mass of particulate matter accumulated in a particulate filter Emerging Cross-Sectional Technologies 1 Active
US9797286B2 SCR filter washcoat thickness efficiency compensation system Emerging Cross-Sectional Technologies 1 Active
US9133747B2 Selective catalyst reduction filter washcoat thickness ammonia compensation system Emerging Cross-Sectional Technologies 1 Active
US8806852B2 Method for controlling regeneration within an after-treatment component of a compression-ignition engine Emerging Cross-Sectional Technologies 0 Active
US9046019B2 System and method for particulate filter regeneration Emerging Cross-Sectional Technologies 0 Active
US10365258B2 Methods for determining oxidation performance of oxidation catalyst devices Emerging Cross-Sectional Technologies 0 Active
US10358966B2 Limiting exposure of zeolite containing aftertreatment components to rich exhaust conditions Emerging Cross-Sectional Technologies 0 Active
US9366172B2 Particulate filter device monitoring system for an internal combustion engine Mechanical Engineering; Lighting; Heating 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.