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For the Inventor, By the Inventor

Tulsa, OK, United States of America

John Gerard Nunan

This inventor holds 30 USPTO granted patents and 5 published patent applications and 5 EPO patents, primarily in Catalytic Converters. Top assignees: Umicore Ag & Co Kg, Delphi Technologies, Inc., Asec Manufacturing General Partnership. Active years: 1999-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John Gerard Nunan. Retrieved from https://idiyas.com/inventor/john-gerard-nunan

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

USPTO Granted Patents = 30 

% Patents Active = 86.7

 

Average Co-Inventor Count = 2.2

ph-index = 15

Forward Citations = 488(Granted Patents)


Location History:

  • Catoosa, OK (US) (2019)
  • Tulsa, OK (US) (1999 - 2023)

Company Filing History:

goldMedal21 out of 428 
 
Umicore Ag & Co Kg
 patents
silverMedal5 out of 5,161 
 
Delphi Technologies, Inc.
 patents
bronzeMedal3 out of 5 
 
Asec Manufacturing General Partnership
 patents
4. 1 out of 12 
 
Asec Manufacturing
 patents

Years Active: 1999-2023

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Areas of Expertise:
Three-Way Catalyst
Hydrocarbon Trap
Exhaust Emission
Catalyst Durability
SCR Catalysts
Emission Control
Catalyst Preparation
Zirconium Solutions
Oxidation Catalysts
Lean Burn Systems
Mixed-Metal-Oxide
NOx Reduction
30 patents (USPTO):Explore Patents
1. 11648535 - Layered TWC (2023-05-16),
2. 11331651 - Three-way catalyst (2022-05-17),
3. 11224861 - Layered TWC (2022-01-18),
4. 11161098 - Three-way catalyst (2021-11-02),
5. 11123720 - Hydrocarbon trap catalyst (2021-09-21),
6. 10850264 - Hydrocarbon trap catalyst (2020-12-01),
7. 10828623 - Hydrocarbon trap catalyst (2020-11-10),
8. 10781735 - Exhaust emission reduction system having an HC-trap and NOx-trap combination designed for operating under strategic lean conditions (2020-09-22),
9. 10323593 - Exhaust aftertreatment system (2019-06-18),
10. 10184374 - Apparatus and method for desulfation of a catalyst used in a lean burn methane source fueled combustion system (2019-01-22),
11. 8968690 - Three-way catalyst having an upstream single-layer catalyst (2015-03-03),
12. 8557204 - Three-way catalyst having an upstream single-layer catalyst (2013-10-15),
13. 8529853 - ZrOx, Ce-ZrOx, Ce-Zr-REOx as host matrices for redox active cations for low temperature, hydrothermally durable and poison resistant SCR catalysts (2013-09-10),
14. 8394348 - Three-way catalyst having a upstream multi-layer catalyst (2013-03-12),
15. 8323599 - Three-way catalyst having an upstream multi-layer catalyst (2012-12-04),

Title: John Gerard Nunan - Pioneering Inventor from Tulsa

Introduction: John Gerard Nunan is a distinguished inventor hailing from Tulsa, Oklahoma. With a passion for innovation and a keen eye for problem-solving, Nunan has made significant contributions to the field of technology through his groundbreaking inventions.

Latest Patents: Nunan's latest patents focus on advancements in renewable energy technologies, particularly in the development of solar power systems that are more efficient and cost-effective. His innovative approach has garnered attention from industry experts worldwide.

Career Highlights: Throughout his career, Nunan has been recognized for his inventive spirit and dedication to creating solutions that address pressing global challenges. His work has led to the creation of several patented technologies that have revolutionized the way we harness and utilize energy.

Collaborations: Nunan has collaborated with leading research institutions and technology companies to further develop and commercialize his inventions. His partnerships have been instrumental in bringing his ideas to life and making a positive impact on the world.

Conclusion: John Gerard Nunan's remarkable contributions to the field of technology have solidified his reputation as a visionary inventor. His relentless pursuit of innovation continues to inspire others to push the boundaries of what is possible in the realm of renewable energy and beyond.

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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