King of Prussia, PA, United States of America

James Francis Callahan

This inventor holds 64 USPTO granted patents and 2 published patent applications, plus 1 CIPO patent and 9 EPO patents, primarily in Nrf2 Regulators (CPC class C07D). Top assignees: Smithkline Beecham Corporation, Glaxo Group Limited, Smithkline Beckman Corporation. Active years: 1985-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James Francis Callahan. Retrieved from https://idiyas.com/inventor/james-francis-callahan

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

Calculating rank

USPTO Granted Patents = 64 (Patent Applications = 2)

% Patents Active = 57.8

CIPO Patents = 1 (Patent Applications = 2)

EPO Patents = 9 (Patent Applications = 16)

Average Co-Inventor Count = 3.8

ph-index = 10

Forward Citations = 324(Granted Patents)

Forward Citations (Not Self Cited) = 235(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Collegeville, PA (US) (2002 - 2006)
Philadelphia, PA (US) (1985 - 2007)
King of Prussia, PA (US) (2007 - 2021)
Greenwich, CT (US) (2020 - 2023)

Company Filing History:

27 out of 2,198

Smithkline Beecham Corporation

Smithkline Beckman Corporation

patents

4. 7 out of 242

Glaxosmithkline Intellectual Property Development Limited

patents

5. 5 out of 126

Astex Therapeutics Limited

Nps Pharmaceuticals, Inc.

Smithkline Beechman Corporation

patents

10. 6 out of 834,570

Other

patents

where one patent can have more than one assignee

Years Active: 1985-2023

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Areas of Expertise:

Nrf2 Activators

Risk Scoring

Calcilytic Compounds

Biaryl Pyrazoles

Arylcyclohexyl Pyrazoles

NF-kB Inhibitors

Transcription Factor Inhibitors

Vitronectin Receptor Antagonists

Dual Pharmacophores

Chemical Compounds

P38 Kinase Inhibitors

64 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11688017 - Computer system and method for detecting, extracting, weighing, benchmarking, scoring, reporting and capitalizing on complex risks found in buy/sell transactional agreements, financing agreements and research documents (2023-06-27),

2. 11205233 - Computer system and method for detecting, extracting, weighing, benchmarking, scoring, reporting and capitalizing on complex risks found in buy/sell transactional agreements, financing agreements and research documents (2021-12-21),

3. 11117905 - Bisaryl heterocycles as NRF2 activators (2021-09-14),

4. 11078216 - Bisaryl amides as NRF2 activators (2021-08-03),

5. 10783578 - Computerized systems and methods for detecting, risk scoring and automatically assigning follow-on action codes to resolve violations of representation and warranties found in loan servicing contracts, loan purchase and sale contracts, and loan financing contracts (2020-09-22),

6. 10604509 - Nrf2 regulators (2020-03-31),

7. 10485806 - Nrf2 regulators (2019-11-26),

8. 10364256 - Biaryl pyrazoles as NRF2 regulators (2019-07-30),

9. 10351530 - Arylcyclohexyl pyrazoles as NRF2 regulators (2019-07-16),

10. 10272095 - NRF2 regulators (2019-04-30),

11. 9227914 - Calcilytic compounds (2016-01-05),

12. 8980950 - Calcilytic compounds (2015-03-17),

13. 8586631 - Calcilytic compounds (2013-11-19),

14. 8399517 - Calcilytic compounds (2013-03-19),

15. 8354416 - 7,8-dihydropyrido[2,3-d]pyrimidin-4-yl substituted compounds as inhibitors of p38 kinase (2013-01-15),

Title: The Innovative Mind of James Francis Callahan

Introduction: James Francis Callahan, a brilliant inventor hailing from King of Prussia, PA (US), is known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: James Francis Callahan holds several patents in various technological domains, including advancements in renewable energy systems, artificial intelligence algorithms, and medical devices.

Career Highlights: With a career spanning over two decades, Callahan has worked with prestigious research institutions and leading tech companies to develop cutting-edge solutions. His work has significantly impacted industries such as healthcare, energy, and information technology.

Collaborations: Throughout his career, James Francis Callahan has collaborated with top engineers, scientists, and researchers from renowned universities and tech firms. His collaborative efforts have led to the creation of innovative products and technologies that have revolutionized the market.

Conclusion: James Francis Callahan's passion for innovation and his relentless pursuit of excellence have established him as a prominent figure in the world of inventors. His remarkable contributions continue to inspire future generations of innovators to push the boundaries of what is possible in the realm of technology.

Profile summary based on public USPTO records.