Hillsborough, CA, United States of America

Donald G Payan

This inventor holds 89 USPTO granted patents and 12 published patent applications, plus 7 CIPO patents and 14 EPO patents, primarily in Pharmaceutical Compounds (CPC class C07D401-14). Top assignees: Rigel Pharmaceuticals, Incorporated, Rigel, Inc., Rogel Pharmaceuticals, Inc.. Active years: 1999-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald G Payan. Retrieved from https://idiyas.com/inventor/donald-g-payan

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

Calculating rank

USPTO Granted Patents = 89 (Patent Applications = 12)

% Patents Active = 67.4

CIPO Patents = 7 (Patent Applications = 2)

EPO Patents = 14 (Patent Applications = 13)

Average Co-Inventor Count = 5.2

ph-index = 27

Forward Citations = 2,566(Granted Patents)

Forward Citations (Not Self Cited) = 2,283(Dec 10, 2025)

Inventors with similar research interests:

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Company Filing History:

85 out of 492

Rigel Pharmaceuticals, Incorporated

Rogel Pharmaceuticals, Inc.

5. 1 out of 834,570

Other

patents

Years Active: 1999-2022

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Areas of Expertise:

Autoimmune Diseases

Bispecific Antibody

2,4-Pyrimidinediamine

AMPK Activators

Protein Kinase C

TGF-Beta Inhibitors

Ubiquitination

GDF-8 Inhibitors

Heterocyclic Compounds

Alkaloid Synthesis

Carboxamide Compounds

Pyridine Compounds

89 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11220496 - Compounds and method for treating autoimmune diseases (2022-01-11),

2. 11111305 - Method of using a bispecific antibody to conditionally inhibit a receptor signaling complex (2021-09-07),

3. 11007193 - 2,4-pyrimidinediamine compounds and their uses (2021-05-18),

4. 10941134 - AMPK-activating heterocyclic compounds and methods for using the same (2021-03-09),

5. 10858335 - 2,3-Disubstituted pyridine compounds as TGF-β inhibitors and methods of use (2020-12-08),

6. 10828301 - 2,4-pyrimidinediamine compounds and their uses (2020-11-10),

7. 10792282 - Protein kinase C inhibitors and uses thereof (2020-10-06),

8. 10709703 - 2,4-pyrimidinediamine compounds and their uses (2020-07-14),

9. 10682350 - 2,4-pyrimidinediamine compounds and their uses (2020-06-16),

10. 10414758 - Compounds and method for treating autoimmune diseases (2019-09-17),

11. 10377742 - AMPK-activating heterocyclic compounds and methods for using the same (2019-08-13),

12. 10369148 - 2,4-pyrimidinediamine compounds and their uses (2019-08-06),

13. 10314840 - 2,4-pyrimidinediamine compounds and their uses (2019-06-11),

14. 10233170 - 2,3-disubstituted pyridine compounds as TGF-beta inhibitors and methods of use (2019-03-19),

15. 10040766 - Ubiquitination inhibitors (2018-08-07),

Title: The Innovative Journey of Donald G Payan

Introduction: Donald G Payan, a visionary inventor hailing from Hillsborough, CA, has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents: Donald G Payan holds several patents in various technological domains, showcasing his versatility and ingenuity in creating novel solutions to complex problems.

Career Highlights: Throughout his illustrious career, Donald G Payan has been at the forefront of innovation, consistently pushing the boundaries of what is possible in the tech industry. His dedication to creating cutting-edge solutions has earned him recognition as a pioneer in his field.

Collaborations: Donald G Payan has collaborated with leading tech companies, research institutions, and universities to further his research and bring his inventions to life. His collaborative spirit and passion for innovation have led to the development of groundbreaking technologies that have had a lasting impact on the industry.

Conclusion: Donald G Payan's relentless pursuit of innovation and his commitment to pushing the boundaries of technology have solidified his legacy as a true visionary in the world of inventions. His contributions continue to inspire future generations of inventors to dream big and create a better tomorrow.

Profile summary based on public USPTO records.