SQ

Sergio Quelhas

General Motors: 12 patents #1,243 of 18,328Top 7%
Delphi Technologies: 5 patents #650 of 4,124Top 20%
Overall (All Time): #266,128 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12392300 Vehicle with gasoline particulate filter soot regeneration strategy with criteria emission reduction for low NOX emissions Chengke Liu, Rafat F. Hattar 2025-08-19
11434810 Vehicle thermal management system including mechanically driven pump, rotary valve(s), bypass line allowing engine outlet coolant to bypass heat exchanger(s), or combinations thereof Michael A. Smith, Eugene V. Gonze, Daniel L. Molnar 2022-09-06
11415040 Heating oil for enhanced active thermal coolant system Michael A. Smith, Robert Gallon, Andrew A. Raftopoulos, Eugene V. Gonze, Bryan K. Pryor 2022-08-16
11078825 Method and apparatus for control of propulsion system warmup based on engine wall temperature Yiran Hu, David E. Edwards, Min Sun, Michael J. Paratore, Jr., JUN-MIN CHEN +1 more 2021-08-03
10895192 Dual pump system and method for cooling an engine of a motor vehicle Michael A. Smith, Scott K. Wilson, Eugene V. Gonze, James B. Hicks, Anthony J. Corsetti 2021-01-19
10669922 System and method for adjusting the rate of coolant flow through an engine based on coolant pressure Eugene V. Gonze, Vijay Ramappan, Michael J. Paratore, Jr. 2020-06-02
10605151 Electric pump operating strategy Eugene V. Gonze, Vijay Ramappan, Michael J. Paratore, Jr. 2020-03-31
10323564 Systems and methods for increasing temperature of an internal combustion engine during a cold start including low coolant flow rates during a startup period Eugene V. Gonze, Mario Reichenback, Torsten Mueller 2019-06-18
10273872 Air-to-air charge air cooler (A-CAC) for a vehicle John W. Myers, Werner Filsinger 2019-04-30
10161501 System and method for adjusting coolant flow through a cooling system of a vehicle to increase a warming rate of a transmission Eugene V. Gonze, Michael J. Paratore, Jr. 2018-12-25
9752539 Method for diagnosing leaks downstream of the purge flow control orifice Darrell W. Burleigh, Lawrence A. Staat, Kenneth C. Swartz 2017-09-05
9719389 System and method for reducing cold start emissions using an active exhaust throttle valve and an exhaust gas recirculation loop Amanpal S. Grewal 2017-08-01
8978453 Crank signal error detection using a cam signal interval Salem Ahmad Fayyad, Andy Tenka 2015-03-17
8662056 Fuel pressure control system and method having a variable pull-in time interval based pressure William J. Fedor, III, Charles A. Iannone 2014-03-04
6933151 Diagnostic system for monitoring catalyst performance Owen Bailey, Jean Balland, Bart Hubert Schreurs 2005-08-23
6803236 Diagnostic system for monitoring catalyst performance Owen Bailey, Jean Balland, Bart Hubert Schreurs 2004-10-12
6622691 Control method for a direct injection gas engine with fuel vapor purging Andrew P. Bagnasco, Michael J. Steckler, Derk Geurts 2003-09-23