For the Inventor, By the Inventor

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London, United Kingdom

Cogent Limited

USPTO Granted Patents = 19

Trademarks = 4

Forward Citations = 588

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32 inventors (with patents filed for the assignee):

John A Gent (3 out of 8 patents)

Peter A Payne (3 out of 6 patents)

Barclay George Barrell (2 out of 2 patents)

4. Martin Patrick Cranage (2 out of 2 patents)

5. Geoffrey Lilley Smith (2 out of 2 patents)

6. Jacob Moses Blass (2 out of 8 patents)

7. Clive A Worrell (2 out of 2 patents)

8. Jean-Claude Sgro (1 out of 12 patents)

9. Malcolm R Wormald (1 out of 6 patents)

10. Vladimir Skarda (1 out of 3 patents)

11. Mark Nicholls (1 out of 1 patent)

12. Julian D Allyson (1 out of 1 patent)

13. Ramon Spackman (1 out of 1 patent)

14. Gwilyn D James (1 out of 1 patent)

15. Richard J Dewhurst (1 out of 3 patents)

19 patents: Sort by Forward Citations

1. 6610295 - Processes for the production of HCMV glycoproteins, antibodies thereto and HCMV vaccines, and recombinant vectors therefor (2003-08-26),

2. 6162620 - Processes for the production of HCMV glycoproteins, antibodies thereto (2000-12-19),

3. 5919232 - Prosthetic fabric (1999-07-06),

4. 5851761 - Probes, kits and methods for the detection and differentiation of (1998-12-22),

5. 5429723 - Hypobromination of water (1995-07-04),

6. 5144140 - Detection of explosives (1992-09-01),

7. 5099693 - Apparatus for investigating a sample with ultrasound (1992-03-31),

8. 5026142 - Hollow glass waveguide (1991-06-25),

9. 5021267 - Treatment of cords, threads and filaments (1991-06-04),

10. 5016333 - Method for manufacturing piezoelectric polymer transducers (1991-05-21),

11. 5015504 - Coating method for forming smooth-ended bristles on a brush (1991-05-14),

12. 4887455 - Gas sensor (1989-12-19),

13. 4847120 - Compositions and processes producing scratch resistant polysiloxane (1989-07-11),

14. 4841153 - Coal analysis (1989-06-20),

15. 4778249 - Middle infra-red hollow optical fibres and a method for forming them (1988-10-18),

Company Overview

Cogent Limited is a technology company based in London, specializing in advanced software solutions and digital transformation services. The organization focuses on developing innovative applications that enhance operational efficiency and drive business growth across various sectors. With expertise in cloud computing, data analytics, and enterprise software, Cogent Limited aims to empower organizations to leverage technology for strategic advantage in an increasingly digital landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

19 Patents

#198 in London

#928 in United Kingdom

#32,693 in the World

London, United Kingdom

Cogent Limited

Forward Citations = 588

32 inventors:

John A Gent (3 out of 8 patents)

Peter A Payne (3 out of 6 patents)

Barclay George Barrell (2 out of 2 patents)

4. Martin Patrick Cranage (2 out of 2 patents)

5. Geoffrey Lilley Smith (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cogent Limited. Retrieved from https://idiyas.com/company/cogent

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

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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