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For the Inventor, By the Inventor

London, United Kingdom

Cookson Group Plc

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USPTO Granted Patents = 34

Trademarks = 1

Forward Citations = 334

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64 inventors (with patents filed for the assignee):

goldMedal Samuel J Mann (6 out of 41 patents)

silverMedal John F Clifford (5 out of 6 patents)

bronzeMedal Poopathy Kathirgamanathan (3 out of 32 patents)

4.  Ivan Wozniak (3 out of 3 patents)

5.  Alison Mary Wagland (3 out of 4 patents)

6.  Charles Kowalski (2 out of 3 patents)

7.  Philip N Adams (2 out of 2 patents)

8.  Michael R Anseau (2 out of 2 patents)

9.  Shaun Slasor (2 out of 2 patents)

10.  James M Lawson (2 out of 3 patents)

11.  David Parker (1 out of 20 patents)

12.  Charles Edmund King (1 out of 5 patents)

13.  Andrew McIntosh Soutar (1 out of 6 patents)

14.  Christopher Hood (1 out of 6 patents)

15.  Anthony Williams (1 out of 1 patent)


Core Competencies:
Ear Piercing Cartridge
Ear Piercing Gun
Corrosion Protection
Copper Alloys
Thermally Depolymerisable Polymers
Sensors
Composite Ceramic Structure
Flux Composition
Glaze Compositions
Electroconductive Copolymers
Low Toxicity Alloys
Vitreous Enamelled Substrates

34 patents:

1. 6571956 - Ear piercing cartridge and clutch holder kit (2003-06-03),
2. D450383 - Ear piercing cartridge (2001-11-14),
3. D448154 - Cassette for ear piercing cartridges (2001-09-26),
4. D442689 - Ear piercing gun (2001-05-23),
5. 6158491 - Process for the corrosion protection of copper or copper alloys (2000-12-12),
6. 6099545 - Trap door stud applicator ear piercing cartridge assembly (2000-08-08),
7. 6048355 - Ear piercing cartridges (2000-04-11),
8. 5858901 - Temperature stable dielectric (1999-01-12),
9. 5776555 - Process for the metallization of phosphor screens (1998-07-07),
10. 5656143 - Sensors for the analysis of molten metals (1997-08-12),
11. 5412062 - Thermally depolymerisable polyoxalate or polymalonate polymers (1995-05-02),
12. 5382865 - Composite multilayer ceramic structure (1995-01-17),
13. 5382299 - Soldering flux (1995-01-17),
14. 5350440 - Furnace with deflecting surface and method of charging metal solids (1994-09-27),
15. 5308803 - Glass compositions (1994-05-03),
Company Overview
Cookson Group Plc is a prominent player in the materials and technology sector, specializing in the development and manufacturing of advanced materials and solutions for various industries. With a focus on innovation, the company operates in domains such as ceramics, metals, and specialty chemicals, catering to sectors including electronics, automotive, and construction. Headquartered in London, Cookson Group leverages its expertise to deliver high-performance products that meet the evolving needs of its global clientele.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

34 Patents

#116 in London

#527 in United Kingdom

#19,651 in the World

London, GB
London, United Kingdom

Cookson Group Plc

Forward Citations = 334

64 inventors:

goldMedal Samuel J Mann (6 out of 41 patents)

silverMedal John F Clifford (5 out of 6 patents)

bronzeMedal Poopathy Kathirgamanathan (3 out of 32 patents)

4.  Ivan Wozniak (3 out of 3 patents)

5.  Alison Mary Wagland (3 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cookson Group Plc. Retrieved from https://idiyas.com/company/cookson-group

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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