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For the Inventor, By the Inventor

Bloomfield, MI, United States of America

Douglas R Hamburg

This inventor holds 67 USPTO granted patents, primarily in Air/Fuel Control Systems (CPC class 6027). Top assignees: Ford Motor Company Limited, Ford Global Technolgoies, LLC, Other. Active years: 1977-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Douglas R Hamburg. Retrieved from https://idiyas.com/inventor/douglas-r-hamburg

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 67

% Patents Active = 98.5

Average Co-Inventor Count = 2.0

ph-index = 20

Forward Citations = 1,109(Granted Patents)

Forward Citations (Not Self Cited) = 1,056(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Birmingham, MI (US) (1977 - 1995)
  • Bloomfield, MI (US) (1993 - 1996)
  • Bloomfield Hills, MI (US) (1993 - 2003)

Company Filing History:

goldMedal56 out of 6,167 
 
Ford Motor Company Limited
 patents
silverMedal10 out of 26,703 
 
Ford Global Technolgoies, LLC
 patents
bronzeMedal1 out of 834,513 
Other
 patents

Years Active: 1977-2003

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Areas of Expertise:
Catalyst Monitoring
Adaptive Control
Engine Management
Feedback Control
Air/Fuel Ratio
Sensor Calibration
Cold Start Systems
Transitional Response
Emissions Measurement
Oxygen Sensors
Catalyst Deterioration
Internal Combustion Engines
67 patents (USPTO):Explore Patents
1. 6604357 - Active adaptive bias for closed loop air/fuel control system (2003-08-12),
2. 6336084 - Three-way catalyst model for an engine air-to-fuel ratio control system (2002-01-01),
3. 6311680 - Active adaptive bias for closed loop air/fuel control system (2001-11-06),
4. 6253542 - Air-fuel ratio feedback control (2001-07-03),
5. 6161531 - Engine control system with adaptive cold-start air/fuel ratio control (2000-12-19),
6. 6131439 - Catalyst deterioration detection with sensor calibration (2000-10-17),
7. 6050128 - Catalyst deterioration monitoring (2000-04-18),
8. 5877413 - Sensor calibration for catalyst deterioration detection (1999-03-02),
9. 5822979 - Catalyst monitoring using a hydrocarbon sensor (1998-10-20),
10. 5713341 - Lean air/fuel engine feedback control system (1998-02-03),
11. 5653104 - Engine air/fuel control system with adaptively alignment of a catalytic (1997-08-05),
12. 5598703 - Air/fuel control system for an internal combustion engine (1997-02-04),
13. 5584176 - Engine control to achieve rapid catalyst warm-up (1996-12-17),
14. 5582150 - Lean air/fuel control system for an internal combustion engine (1996-12-10),
15. 5579746 - Engine lean air/fuel control system (1996-12-03),

Title: **Douglas R Hamburg: Pioneering Innovations in Engine Control Systems**

Introduction

Douglas R Hamburg, based in Bloomfield, Michigan, is a prolific inventor with a remarkable tally of 67 patents. His contributions to the field of automotive engineering, particularly in air and fuel control systems, have made significant advancements in engine technology. Through his innovative approaches, Hamburg continues to set new standards for efficiency and performance in automotive applications.

Latest Patents

Hamburg's recent patents exemplify his expertise in closed-loop air/fuel control systems. His latest inventions include an "Active adaptive bias for closed loop air/fuel control system," along with a "Three-way catalyst model for an engine air-to-fuel ratio control system." He has also developed a comprehensive method for modeling the dynamic response of a three-way catalyst, which effectively divides the catalyst response into sub-regions. Each sub-model constructed in this framework is assigned unique attributes based on varying system parameters and states, allowing for flexibility in the model’s application and the accuracy desired.

Career Highlights

Hamburg's career has been marked by key roles in prestigious automotive companies, including the Ford Motor Company and Ford Global Technologies, LLC. His work has been integral in driving innovation within the automotive sector, focusing on improving engine performance and emissions control. His patents not only reflect his inventive genius but also his commitment to advancing automotive technologies.

Collaborations

Throughout his career, Hamburg has collaborated with esteemed colleagues like Eleftherios M Logothetis and Jeffrey A Cook. These partnerships have fostered a creative environment, allowing for the exchange of ideas and furthering innovations in engine technology. Collaborating with other talented engineers has undoubtedly enhanced his contributions to the field.

Conclusion

Douglas R Hamburg stands out as a forward-thinking inventor whose 67 patents demonstrate his significant impact on engine control systems. His work continues to inspire future developments in automotive technologies, as he navigates the complexities of air and fuel management systems with expertise and innovation. With ongoing dedication to his craft, Hamburg is sure to remain a pivotal figure in the realm of engineering inventions.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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