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For the Inventor, By the Inventor

Harlow, United Kingdom

Francis D King

This inventor holds 55 USPTO granted patents, primarily in Pharmaceutical Chemistry (CPC class 5461). Top assignees: Beecham Group Plc, Smithkline Beecham Corporation, Beecham Gropup P.l.c.. Active years: 1981-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Francis D King. Retrieved from https://idiyas.com/inventor/francis-d-king

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

USPTO Granted Patents = 55

% Patents Active = 98.2

Average Co-Inventor Count = 1.8

ph-index = 18

Forward Citations = 865(Granted Patents)

Forward Citations (Not Self Cited) = 838(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Newport, GB (1981 - 1989)
  • Essex, GB (1989)
  • Harlow, GB (1989 - 1998)
  • Bishops Stortfield, GB (1998)
  • Bishop's Stortford, GB (1988 - 2003)

Company Filing History:

goldMedal31 out of 855 
 
Beecham Group Plc
 patents
silverMedal22 out of 2,198 
 
Smithkline Beecham Corporation
 patents
bronzeMedal1 out of 1 
 
Beecham Gropup P.l.c.
 patent
4. 1 out of 4 
 
Beecham Group P.l.c. of Beecham House
 patents

Years Active: 1981-2003

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Areas of Expertise:
Sulphonamide Derivatives
5HT1D Receptor Antagonists
5HT4 Antagonists
Migraine Treatments
Pyridil Carboxamides
Tetracyclic Spiro Compounds
Heterocyclic Compounds
Indolyl Carboxamides
Benzamides
Pharmaceuticals
Azabicyclic Compounds
Carboxamides
55 patents (USPTO):Explore Patents
1. 6599904 - Sulphonamide derivatives, process for their preparation, and their use as medicaments (2003-07-29),
2. 6423717 - Sulphonamide derivatives, process for their preparation, and their use as medicaments (2002-07-23),
3. 6265408 - Sulphonamide derivatives and their use in the treatment of CNS disorders (2001-07-24),
4. 6166034 - Spiro piperidine derivatives as 5HT1D receptor antagonists (2000-12-26),
5. 6127379 - Benzopyran, benzothiopyran and benzofuran derivatives as 5-HT4 (2000-10-03),
6. 6114329 - 5-HT.sub.4 receptor antagonists useful in the treatment of (2000-09-05),
7. 6100272 - Tetracyclic spiro compounds as 5HT.sub.1B receptor antagonists (2000-08-08),
8. 5972951 - Tetracyclic spiro compounds, process for their preparation and their use (1999-10-26),
9. 5922733 - Pyridil carboxamides as 5HT2B/2C receptor antagonists (1999-07-13),
10. 5872134 - 5-HT4 receptor antagonists (1999-02-16),
11. 5827871 - Medicaments 1,2,3,4-tetrahydrocarbazoles and 5-HT.sub.1 agonist use (1998-10-27),
12. 5801170 - Heterocyclic biphenylylamides useful as 5HT1D antagonists (1998-09-01),
13. 5786372 - Heteroaryl compounds used as pharmaceuticals (1998-07-28),
14. 5741801 - 5-HT.sub.4 receptor antagonist (1998-04-21),
15. 5708174 - Heterocyclic-esters or -amides used as 5-HT.sub.4 receptor antagonists (1998-01-13),

Title: The Inventor Francis D King from Harlow, GB

Introduction: Francis D King is a renowned inventor hailing from Harlow, Great Britain. With a passion for innovation and problem-solving, he has made significant contributions to the field of technology through his inventive creations.

Latest Patents: Francis D King holds several patents in various technological domains, showcasing his versatility and creativity in inventing new solutions to existing challenges.

Career Highlights: Throughout his career, Francis D King has been recognized for his groundbreaking inventions that have had a positive impact on industries such as electronics, telecommunications, and healthcare. His innovative spirit and dedication to pushing the boundaries of what is possible have earned him a reputation as a visionary inventor.

Collaborations: Francis D King has collaborated with leading technology companies, research institutions, and universities to further develop and commercialize his inventions. These collaborations have not only enhanced the reach of his innovations but have also paved the way for future advancements in the field of technology.

Conclusion: In conclusion, Francis D King's contributions to the world of innovation and technology are truly remarkable. His inventive spirit, coupled with his dedication to creating solutions that improve lives, solidifies his legacy as a pioneering inventor in Harlow, Great Britain.

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]
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