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Knutsford, United Kingdom

National Nuclear Corporation Limited

USPTO Granted Patents = 30

Forward Citations = 139

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31 inventors (with patents filed for the assignee):

Garth J Aspden (7 out of 7 patents)

Owen Hayden (4 out of 4 patents)

Graham Chesworth (3 out of 3 patents)

4. Norman Bradley (2 out of 2 patents)

5. Donald B Utton (2 out of 2 patents)

6. Eric Pendleton (2 out of 2 patents)

7. Karl A Roberts (2 out of 2 patents)

8. Alan Murray (2 out of 2 patents)

9. Donald Broadley (1 out of 1 patent)

10. Luther Welsh (1 out of 1 patent)

11. Gordon Kenworthy (1 out of 2 patents)

12. Samuel Untermyer, Ii (1 out of 2 patents)

13. Colin H Mitchell (1 out of 2 patents)

14. John E Hyde (1 out of 1 patent)

15. John M Yellowlees (1 out of 1 patent)

30 patents: Sort by Forward Citations

1. 4943409 - Reactivity control in nuclear reactors (1990-07-24),

2. 4931645 - Detector for measurement of radiation (1990-06-05),

3. 4879089 - Liquid metal cooled nuclear reactors (1989-11-07),

4. 4859400 - Nuclear reactor core restraint (1989-08-22),

5. 4849159 - Coolant-pumping system for a nuclear reactor (1989-07-18),

6. 4836274 - Liquid alkali metal-water, tube-in-shell steam generators (1989-06-06),

7. 4834937 - Fluid flow-restricting seals or baffles (1989-05-30),

8. 4794552 - Signal synthesizer (1988-12-27),

9. 4764023 - Heat transfer rate measurement using the optical properties of a (1988-08-16),

10. 4755347 - Dry storage of irradiated nuclear fuel (1988-07-05),

11. 4752435 - Scanning devices (1988-06-21),

12. 4712015 - Shields for nuclear reactors (1987-12-08),

13. 4698199 - Retractable duct connectors in a nuclear reactor (1987-10-06),

14. 4696787 - Monitoring pressure within a vessel (1987-09-29),

15. 4681729 - Monitoring temperature within a vessel (1987-07-21),

National Nuclear Corporation Limited is a leading provider of nuclear technology and engineering services. With expertise in nuclear power, fuel cycle, and radiation applications, we deliver innovative solutions for the energy, defense, and healthcare sectors. Our team of experienced professionals is dedicated to ensuring safe and efficient operations across all aspects of the nuclear industry.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

30 Patents

#1 in Knutsford

#582 in United Kingdom

#21,180 in the World

Knutsford, United Kingdom

National Nuclear Corporation Limited

Forward Citations = 139

31 inventors:

Garth J Aspden (7 out of 7 patents)

Owen Hayden (4 out of 4 patents)

Graham Chesworth (3 out of 3 patents)

4. Norman Bradley (2 out of 2 patents)

5. Donald B Utton (2 out of 2 patents)

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