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For the Inventor, By the Inventor

Lake Orion, MI, United States of America

Richard Stephen Davis

USPTO Granted Patents = 14

Average Co-Inventor Count = 1.5

ph-index = 5

Forward Citations = 95(Granted Patents)


Location History:

  • Romeo, MI (US) (1991 - 1992)
  • Lake Orion, MI (US) (2009 - 2020)

Company Filing History:

goldMedal13 out of 30,943 
 
Gm Global Technolgoy Operations, Inc.
 patents
silverMedal1 out of 832,680 
Other
 patents

Years Active: 1991-2020

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14 patents (USPTO):Explore Patents
1. 10626812 - Internal combustion engine employing a dedicated-cylinder EGR system (2020-04-21),
2. 9127604 - Control system and method for preventing stochastic pre-ignition in an engine (2015-09-08),
3. 8781710 - Compression ratio determination and control systems and methods (2014-07-15),
4. 8550051 - Engine combustion chamber features for camshaft with differential valve lift (2013-10-08),
5. 8397686 - Engine intake port arrangement for camshaft with differential valve lift (2013-03-19),
6. 8235019 - Engine having concentric camshaft with differential valve lift (2012-08-07),
7. 7975663 - Dual-equal cam phasing with variable overlap (2011-07-12),
8. 7530337 - High overlap camshaft for improved engine efficiency (2009-05-12),
9. 5138874 - Diagnostic system for detecting faults in engine air intake check valves (1992-08-18),
10. 5129367 - Intermittent bypass system for a check valve (1992-07-14),
11. 5105784 - Rotary valve and system for duration and phase control (1992-04-21),
12. 5018486 - Pressure relief system for a check valve (1991-05-28),
13. 4991547 - Intake port pressure control system for engine induction system (1991-02-12),
14. 4986225 - Intake reservoir system for an engine having a check valve (1991-01-22),

Title: The Innovations of Richard Stephen Davis

Introduction

Richard Stephen Davis is a notable inventor based in Lake Orion, MI (US), recognized for his contributions to engine technology. With a total of 14 patents to his name, Davis has made significant advancements in the field of internal combustion engines. His innovative designs and systems have the potential to enhance engine performance and efficiency.

Latest Patents

Davis's latest patents include an "Internal combustion engine employing a dedicated-cylinder EGR system." This multi-cylinder engine features first and second subsets of cylinders, with a dedicated-cylinder exhaust gas recirculation (EGR) system associated with the second subset. A plasma ignition system is integrated into this subset, allowing for controlled plasma discharges that generate residual exhaust gas, which is then recirculated to improve intake air quality. Another significant patent is the "Control system and method for preventing stochastic pre-ignition in an engine." This control system includes a spark module and a fuel module that work together to optimize spark timing and fuel delivery, preventing spark-knock and enhancing engine reliability.

Career Highlights

Throughout his career, Richard Stephen Davis has worked with GM Global Technology Operations LLC, where he has contributed to various innovative projects. His expertise in engine technology has positioned him as a valuable asset in the automotive industry.

Collaborations

Davis has collaborated with notable colleagues such as Glen R MacFarlane and Jordan R Lee, further enriching his work and expanding the impact of his inventions.

Conclusion

Richard Stephen Davis continues to be a driving force in engine innovation, with his patents reflecting a commitment to improving engine performance and efficiency. His work exemplifies the spirit of innovation that propels the automotive industry forward.

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