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For the Inventor, By the Inventor

Royal Oak, MI, United States of America

Rafat F Hattar

This inventor holds 29 USPTO granted patents and 9 published patent applications, primarily in Vehicle Emission Control. Top assignees: Gm Global Technolgoy Operations, Inc., Other. Active years: 2012-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Rafat F Hattar. Retrieved from https://idiyas.com/inventor/rafat-f-hattar

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

USPTO Granted Patents = 29 

% Patents Active = 93.1

Average Co-Inventor Count = 3.0

ph-index = 4

Forward Citations = 38(Granted Patents)


Location History:

  • Macomb, MI (US) (2012)
  • Milford, MI (US) (2015)
  • Royal Oak, MI (US) (2014 - 2024)

Company Filing History:

goldMedal26 out of 31,934 
 
Gm Global Technolgoy Operations, Inc.
 patents
silverMedal3 out of 834,513 
Other
 patents

Years Active: 2012-2026

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Areas of Expertise:
Emission Control
Gasoline Particulate Filter
Exhaust Gas Recirculation
Catalyst Health
Fuel System Control
NOx Sensor
Vehicle Propulsion
Fuel Delivery
Airflow Estimation
Regeneration Strategy
Intake Stroke
Pressure Diagnostics
29 patents (USPTO):Explore Patents
1. 12583437 - Cold start control systems and methods (2026-03-24),
2. 12392300 - Vehicle with gasoline particulate filter soot regeneration strategy with criteria emission reduction for low NOX emissions (2025-08-19),
3. 12291220 - Systems and methods for collection and analysis of vehicular data (2025-05-06),
4. 12247504 - Systems and methods for catalyst health diagnosing and fuel system control improvement (2025-03-11),
5. 12085035 - Method and system for evaluating a NOx sensor (2024-09-10),
6. 11913401 - Engine emission control systems for deceleration fuel cutoff events and cold starts (2024-02-27),
7. 11885250 - Vehicle systems and methods for aftertreatment preheating (2024-01-30),
8. 11788455 - Systems and methods for recirculation of engine exhaust gas within an exhaust system having a buffer tank (2023-10-17),
9. 11725601 - Systems and methods for recirculation of engine exhaust gas within an exhaust system (2023-08-15),
10. 11629625 - Systems and methods of engine exhaust air injection before and after catalytic converters (2023-04-18),
11. 11519317 - Engine systems with exhaust air injection after three-way catalytic converters for non stoichiometric rich operation (2022-12-06),
12. 10683820 - Method and system for regenerating a gasoline particulate filter in a vehicle propulsion system (2020-06-16),
13. 10655550 - Intake manifold and cylinder airflow estimation systems and methods (2020-05-19),
14. 10577998 - Method for controlling a regeneration of a particle filter of an internal combustion engine (2020-03-03),
15. 10415453 - Active regeneration method for a gasoline particulate filter of an internal combustion engine (2019-09-17),

Title: The Innovative Journey of Inventor Rafat F Hattar

Introduction: Rafat F Hattar, a talented inventor based in Royal Oak, MI (US), has made significant contributions to the field of innovations with his creative mindset and dedication to problem-solving.

Latest Patents: Rafat F Hattar holds several patents in various industries, showcasing his versatility and ingenuity in inventing new solutions to complex challenges.

Career Highlights: Throughout his career, Rafat F Hattar has demonstrated a keen ability to identify gaps in the market and develop groundbreaking inventions that have the potential to impact numerous sectors positively.

Collaborations: Rafat F Hattar has collaborated with leading companies, research institutions, and universities to further enhance his inventions and bring them to the market, highlighting his commitment to innovation and partnership.

Conclusion: In conclusion, Rafat F Hattar's innovative spirit, coupled with his determination to push the boundaries of what is possible, solidifies his position as a respected inventor in the industry, with a promising future ahead.

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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