Santa Clara, CA, United States of America

Robert S Chao

This inventor holds 23 USPTO granted patents and 4 published patent applications, plus 3 CIPO patents and 5 EPO patents, primarily in Pharmaceutical Crystallization. Top assignees: Theravance, Inc., Theravance Biopharma R&d IP, LLC. Active years: 2008-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert S Chao. Retrieved from https://idiyas.com/inventor/robert-s-chao

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

Calculating rank

USPTO Granted Patents = 23 (Patent Applications = 4)

% Patents Active = 69.6

CIPO Patents = 3 (Patent Applications = 5)

EPO Patents = 5 (Patent Applications = 3)

Average Co-Inventor Count = 3.2

ph-index = 9

Forward Citations = 184(Granted Patents)

Company Filing History:

Theravance Biopharma R&d IP, LLC

patents

Years Active: 2008-2025

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Areas of Expertise:

Crystalline Form

Quinolinone

Biphenyl

Piperidine

Diamide

Oxalate Salts

Alkoxyimidazol

Substituted Pyrrolidine

Dimethylphenyl

Carboxamide

Phenyl

Compound

23 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12239638 - Crystalline form of a 4-[2-(2-fluorophenoxymethyl)phenyl]piperidine compound (2025-03-04),

2. 11596624 - Crystalline form of a 4-[2-(2-fluorophenoxymethyl)phenyl]piperidine compound (2023-03-07),

3. 10946006 - Crystalline form of a 4-[2-(2-fluorophenoxymethyl)phenyl]piperidine compound (2021-03-16),

4. 10576073 - Crystalline form of a 4-[2-(2-fluorophenoxymethyl)phenyl]piperidine compound (2020-03-03),

5. 10226454 - Crystalline form of a 4-[2-(2-fluorophenoxymethyl)phenyl]piperidine compound (2019-03-12),

6. 9402840 - Crystalline form of a quinolinone-carboxamide compound (2016-08-02),

7. 9126994 - Crystalline form of a quinolinone-carboxamide compound (2015-09-08),

8. 9073859 - Crystalline form of a 4-[2-(2-fluorophenoxymethyl) phenyl]piperidine compound (2015-07-07),

9. 8754223 - Crystalline form of a biphenyl compound (2014-06-17),

10. 8697724 - Crystalline oxalate salts of a diamide compound (2014-04-15),

11. 8658671 - Crystalline form of a quinolinone-carboxamide compound (2014-02-25),

12. 8592596 - Crystalline form of a 4-[2-(2-fluorophenoxymethyl)phenyl]piperidine compound (2013-11-26),

13. 8476299 - Crystalline form of a biphenyl compound (2013-07-02),

14. 8455530 - Crystalline form of an alkoxyimidazol-1-ylmethyl biphenyl carboxylic acid (2013-06-04),

15. 8304433 - Crystalline form of a 4-[2-(2-fluorophenoxymethyl)phenyl]piperidine compound (2012-11-06),

Title: Robert S Chao: Innovator in Pharmaceutical Patents

Introduction: Robert S Chao, based in Santa Clara, California, is a prolific inventor with a remarkable portfolio of 23 patents. His contributions to the field of pharmaceuticals, especially in developing crystalline compounds, highlight his expertise and dedication to medical innovation.

Latest Patents: Among his most recent inventions are two notable patents for a crystalline form of a 4-[2-(2-fluorophenoxymethyl)phenyl]piperidine compound. These inventions provide a crystalline hydrochloride salt of 4-[2-(2,4,6-trifluorophenoxymethyl)phenyl]piperidine. Additionally, they include pharmaceutical compositions comprising the crystalline salt, processes and intermediates for preparing the crystalline salt, and methods of using the crystalline salt to treat various diseases.

Career Highlights: Throughout his career, Robert has made significant strides in the pharmaceutical industry. He has worked with notable organizations such as Theravance, Inc. and Theravance Biopharma R&D IP, LLC. His work has not only advanced pharmaceutical research but has also contributed to the betterment of patient care through innovative treatments.

Collaborations: Robert has collaborated with several professionals in his field. Notably, he has worked alongside Miroslav Rapta and Lori Jean Patterson, contributing to a team dedicated to pushing the boundaries of what is possible in medical science.

Conclusion: Robert S Chao's innovative spirit and commitment to development in the pharmaceutical industry are evident through his numerous patents and collaborations. His contributions continue to influence the landscape of drug development and treatment, showcasing the vital role of inventors in the advancement of healthcare solutions.

Profile summary based on public USPTO records.