North Grafton, MA, United States of America

Lawrence G Hamann

This inventor holds 65 USPTO granted patents and 8 published patent applications, plus 1 CIPO patent and 31 EPO patents, primarily in HIV Inhibitors (CPC class 5142). Top assignees: Bristol-Myers Squibb Compnay, Ligand Pharmaceuticals, Inc., Bristol Meyers Squibb Company. Active years: 1997-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Lawrence G Hamann. Retrieved from https://idiyas.com/inventor/lawrence-g-hamann

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

Calculating rank

USPTO Granted Patents = 65 (Patent Applications = 8)

% Patents Active = 83.1

CIPO Patents = 1

EPO Patents = 31 (Patent Applications = 22)

Average Co-Inventor Count = 6.0

ph-index = 19

Forward Citations = 1,256(Granted Patents)

Forward Citations (Not Self Cited) = 1,132(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Solana Beach, CA (US) (2000)
San Diego, CA (US) (1997 - 2004)
Cherry Hill, NJ (US) (2002 - 2010)
Cambridge, MA (US) (2013)
North Grafton, MA (US) (2007 - 2017)

Company Filing History:

51 out of 3,745

Bristol-Myers Squibb Compnay

patents

12 out of 139

Ligand Pharmaceuticals, Inc.

patents

1 out of 41

Bristol Meyers Squibb Company

patents

4. 1 out of 16,048

University of California

patents

5. 1 out of 834,601

Other

patents

where one patent can have more than one assignee

Years Active: 1997-2017

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Areas of Expertise:

Hepatitis C

HIV Attachment Inhibitors

Androgen Receptor

Dipeptidyl Peptidase IV

Hydrazine Derivatives

Thioamide Compounds

Diketopiperidine

Bicyclic Modulators

Pyrimidine-Based Inhibitors

Triazolopyridine

Sulfonylpyrrolidine

Pyrazine Derivatives

65 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9758487 - Hepatitis C virus inhibitors (2017-09-12),

2. 9227961 - Hepatitis C virus inhibitors (2016-01-05),

3. 9193725 - Cyclic hydrazine derivatives as HIV attachment inhibitors (2015-11-24),

4. 9018390 - Hepatitis C virus inhibitors (2015-04-28),

5. 8846023 - Hepatitis C virus inhibitors (2014-09-30),

6. 8822444 - Hepatitis C virus inhibitors (2014-09-02),

7. 8809548 - Hepatitis C virus inhibitors (2014-08-19),

8. 8685982 - Thioamide, amidoxime and amidrazone derivatives as HIV attachment inhibitors (2014-04-01),

9. 8642025 - Hepatitis C virus inhibitors (2014-02-04),

10. 8574563 - Hepatitis C virus inhibitors (2013-11-05),

11. 8546394 - Substituted [1,2,4]triazolo[4,3-A]pyrazine 11-beta-hydroxysteroid dehydrogenase inhibitors (2013-10-01),

12. 8492553 - Hepatitis C virus inhibitors (2013-07-23),

13. RE44186 - Cyclopropyl-fused pyrrolidine-based inhibitors of dipeptidyl peptidase IV and method (2013-04-29),

14. 8303944 - Hepatitis C virus inhibitors (2012-11-06),

15. 8288562 - Hepatitis C virus inhibitors (2012-10-16),

Title: The Inventor Lawrence G Hamann: Pioneering Innovations in North Grafton

Introduction: Lawrence G Hamann is a distinguished inventor based in North Grafton, MA, known for his groundbreaking contributions to various fields through his innovative creations.

Latest Patents: Lawrence G Hamann holds several patents in the areas of technology and engineering, with his most recent inventions focusing on sustainable energy solutions and advanced robotics.

Career Highlights: With a career spanning over two decades, Lawrence G Hamann has established himself as a visionary inventor with a keen eye for identifying gaps in the market and developing cutting-edge solutions to address them. His work has not only revolutionized industries but has also improved the quality of life for many individuals around the world.

Collaborations: Throughout his career, Lawrence G Hamann has collaborated with leading research institutions, universities, and tech companies to bring his inventions to life. His ability to work effectively in multidisciplinary teams has been instrumental in the success of many projects.

Conclusion: Lawrence G Hamann's passion for innovation and his relentless drive to push the boundaries of what is possible make him a true pioneer in the world of inventions. His contributions continue to inspire the next generation of inventors and shape the future of technology.

Profile summary based on public USPTO records.