Graham S Leonard

This inventor holds 9 USPTO granted patents. Top assignees: Smithkline Beecham Corporation, Smith Kline & French Laboratories Limited, Laboratories Smith Kline & French. Active years: 1991-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Graham S Leonard. Retrieved from https://idiyas.com/inventor/graham-s-leonard

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

USPTO Granted Patents = 9

% Patents Active = 88.9

Average Co-Inventor Count = 1.8

ph-index = 8

Forward Citations = 210(Granted Patents)

Location History:

Welwyn Garden City, GB (1996)
St Albans, GB (1998 - 2003)
St. Albans, GB (1991 - 2007)

Company Filing History:

5 out of 2,198

Smithkline Beecham Corporation

patents

3 out of 362

Smith Kline & French Laboratories Limited

patents

1 out of 1

Laboratories Smith Kline & French

patent

Years Active: 1991-2007

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7229640 - Paroxetine controlled release compositions (2007-06-12),

2. 6548084 - Controlled release compositions (2003-04-15),

3. D405879 - Pharmaceutical tablet (1999-02-16),

4. 5811436 - Oral liquid compositions containing paroxetine resinate (1998-09-22),

5. 5539000 - Spray-chilled nabumetone (1996-07-23),

6. 5275823 - Pharmaceutical compositions (1994-01-04),

7. 5229134 - Pharmaceutical compositions (1993-07-20),

8. 5169640 - Pharmaceutical compositions (1992-12-08),

9. 4996222 - Pharmaceutical formulations (1991-02-26),

Title: The Innovations of Graham S Leonard

Introduction

Graham S Leonard is a notable inventor based in St. Albans, GB. He has made significant contributions to the field of pharmaceuticals, particularly in the development of controlled release formulations. With a total of 9 patents to his name, Leonard's work has had a lasting impact on medication delivery systems.

Latest Patents

Among his latest patents are formulations for paroxetine, a selective serotonin reuptake inhibitor (SSRI). His controlled release compositions are designed to provide a delayed release of the medication, enhancing its therapeutic effects. These innovations reflect his commitment to improving patient care through advanced pharmaceutical technologies.

Career Highlights

Leonard has had a distinguished career, working with prominent companies such as SmithKline Beecham Corporation and Smith Kline & French Laboratories Limited. His experience in these organizations has allowed him to refine his expertise in drug formulation and development.

Collaborations

Throughout his career, Leonard has collaborated with several talented individuals, including Gordon France and David Elder. These partnerships have contributed to the success of his projects and the advancement of pharmaceutical innovations.

Conclusion

Graham S Leonard's contributions to the field of pharmaceuticals through his patents and collaborations highlight his role as a key innovator. His work continues to influence the development of effective medication delivery systems.

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]