Sergio Quelhas

USPTO Granted Patents = 17 (Patent Applications = 2)

Average Co-Inventor Count = 3.7

ph-index = 5

Forward Citations = 68(Granted Patents)

Location History:

Ann Arbour, MI (US) (2003)
Ann Arbor, MI (US) (2004 - 2022)

Company Filing History:

12 out of 30,943

Gm Global Technolgoy Operations, Inc.

patents

5 out of 5,161

Delphi Technologies, Inc.

patents

Years Active: 2003-2025

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17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12392300 - Vehicle with gasoline particulate filter soot regeneration strategy with criteria emission reduction for low NOX emissions (2025-08-19),

2. 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 (2022-09-06),

3. 11415040 - Heating oil for enhanced active thermal coolant system (2022-08-16),

4. 11078825 - Method and apparatus for control of propulsion system warmup based on engine wall temperature (2021-08-03),

5. 10895192 - Dual pump system and method for cooling an engine of a motor vehicle (2021-01-19),

6. 10669922 - System and method for adjusting the rate of coolant flow through an engine based on coolant pressure (2020-06-02),

7. 10605151 - Electric pump operating strategy (2020-03-31),

8. 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 (2019-06-18),

9. 10273872 - Air-to-air charge air cooler (A-CAC) for a vehicle (2019-04-30),

10. 10161501 - System and method for adjusting coolant flow through a cooling system of a vehicle to increase a warming rate of a transmission (2018-12-25),

11. 9752539 - Method for diagnosing leaks downstream of the purge flow control orifice (2017-09-05),

12. 9719389 - System and method for reducing cold start emissions using an active exhaust throttle valve and an exhaust gas recirculation loop (2017-08-01),

13. 8978453 - Crank signal error detection using a cam signal interval (2015-03-17),

14. 8662056 - Fuel pressure control system and method having a variable pull-in time interval based pressure (2014-03-04),

15. 6933151 - Diagnostic system for monitoring catalyst performance (2005-08-23),

Title: The Innovative Mind of Sergio Quelhas

Introduction

Sergio Quelhas is a renowned inventor based in Ann Arbor, MI, with an impressive portfolio of 16 patents to his name. His innovative contributions primarily focus on vehicle thermal management systems, which have the potential to significantly enhance the efficiency of motor vehicles.

Latest Patents

Among his latest inventions, one notable patent includes a "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." This invention features a coolant pump driven mechanically by the engine, sending coolant to the engine's inlet while incorporating a first rotary valve for better control over the coolant's flow to various components like radiators and heater cores. Another noteworthy patent is for a "Heating oil for enhanced active thermal coolant system," which introduces methods for managing motor vehicle engine temperatures by monitoring lube oil temperature and optimizing piston cooling jets accordingly.

Career Highlights

Sergio Quelhas has made significant contributions through his work in various prestigious companies, including General Motors Global Technology Operations LLC and Delphi Technologies, Inc. His experience in these leading automotive firms has provided him with the expertise necessary to develop cutting-edge thermal management solutions.

Collaborations

Throughout his career, he has had the opportunity to work alongside talented individuals such as Eugene Victor Gonze and Michael J. Paratore, Jr. Their collective expertise has likely enriched his innovative endeavors and helped in bringing advanced technologies to fruition.

Conclusion

Sergio Quelhas stands out as a key figure in the field of automotive innovation, with his work significantly impacting vehicle efficiency and performance. His dedication to developing advanced thermal management systems showcases the importance of innovation in the ever-evolving automotive industry. As he continues to push the boundaries of technology, his contributions will undoubtedly play a vital role in shaping the future of vehicle design and functionality.

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