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For the Inventor, By the Inventor

Rotherham, United Kingdom

Metalysis Limited

Calculating rank
USPTO Granted Patents = 18

% Expired Patents = 27.8



Trademarks = 1

Forward Citations = 16

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24 inventors (with patents filed for the assignee):

goldMedal Allen Richard Wright (5 out of 5 patents)

silverMedal Greg Doughty (4 out of 4 patents)

bronzeMedal Peter G Dudley (3 out of 3 patents)

4.  Ivan Ratchev (3 out of 12 patents)

5.  Ian Mellor (2 out of 2 patents)

6.  Derek Fray (2 out of 15 patents)

7.  Melchiorre Conti (2 out of 2 patents)

8.  Raymond Kevin Rasheed (2 out of 2 patents)

9.  Ian Margerison (2 out of 3 patents)

10.  Les Strezov (2 out of 4 patents)

11.  Steve Osborn (2 out of 10 patents)

12.  Stephen Holloway (1 out of 1 patent)

13.  Kartik Rao (1 out of 1 patent)

14.  James Deane (1 out of 1 patent)

15.  Lucy Grainger (1 out of 1 patent)


18 patents:

1. 11498128 - Manufacturing apparatus comprising collocated reduction apparatus, processor and additive-manufacturing apparatus (2022-11-15),
2. 11261532 - Method and apparatus for electrolytic reduction of a feedstock comprising oxygen and a first metal (2022-03-01),
3. 11072862 - Methods of making graphene materials (2021-07-27),
4. 10590553 - Method of producing metallic tantalum (2020-03-17),
5. 10066309 - Method and apparatus for electrochemical reduction of a solid feedstock (2018-09-04),
6. 10066307 - Electrolytic method, apparatus and product (2018-09-04),
7. 9926636 - Method and apparatus for producing metal by electrolytic reduction (2018-03-27),
8. 9725815 - Electrolysis apparatus (2017-08-08),
9. 9611558 - Electrolytic production of powder (2017-04-04),
10. 9579725 - Method for producing metal powders (2017-02-28),
11. 9393623 - Method for producing metal powders (2016-07-19),
12. 8992758 - Apparatus and method for reduction of a solid feedstock (2015-03-31),
13. 8747644 - Apparatus and method for reduction of a solid feedstock (2014-06-10),
14. 7918985 - Reduction of metal oxides in an electrolytic cell (2011-04-05),
15. 7879219 - Electrochemical processing of solid materials in fused salt (2011-02-01),
Company Overview
Metalysis Limited is a pioneering company based in Rotherham, UK, specializing in advanced metal powder production through innovative processes. The organization focuses on the development of its proprietary solid-state reduction technology, which enables the efficient and sustainable extraction of metals from ores. This technology is particularly relevant in sectors such as aerospace, automotive, and energy, where high-performance materials are essential. Metalysis is committed to advancing materials science and enhancing the supply chain for critical metals.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

18 Patents

#3 in

#1,001 in

#34,244 in the World

Rotherham, GB
Rotherham, United Kingdom

Metalysis Limited

Forward Citations = 16

24 inventors:

goldMedal Allen Richard Wright (5 out of 5 patents)

silverMedal Greg Doughty (4 out of 4 patents)

bronzeMedal Peter G Dudley (3 out of 3 patents)

4.  Ivan Ratchev (3 out of 12 patents)

5.  Ian Mellor (2 out of 2 patents)

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

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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