Richard Llewellyn Powell

This inventor holds 39 USPTO granted patents and 4 published patent applications, plus 1 CIPO patent and 8 EPO patents, primarily in Refrigerant Technology. Top assignees: Imperial Chemical Industries Limited, Rpl Holdings Limited, Ineos Fluor Holdings Limited. Active years: 1976-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Richard Llewellyn Powell. Retrieved from https://idiyas.com/inventor/richard-llewellyn-powell

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

USPTO Granted Patents = 39 (Patent Applications = 4)

% Patents Active = 97.4

CIPO Patents = 1 (Patent Applications = 1)

EPO Patents = 8 (Patent Applications = 5)

Average Co-Inventor Count = 2.4

ph-index = 12

Forward Citations = 429(Granted Patents)

Location History:

Runcorn, EN (1976)
Winsford, GB (1985 - 1986)
Winsford, Cheshire, CW7 1EX, GB (1988)
Tarporley, GB (1989 - 2002)
Cheshire, GB (1985 - 2006)
Bunbury, GB (1999 - 2015)
Huntington, GB (2017)
York, GB (2019 - 2023)

Company Filing History:

21 out of 3,840

Imperial Chemical Industries Limited

Ineos Fluor Holdings Limited

patents

4. 2 out of 2

Refrigerant Products, Ltd.

patents

5. 1 out of 1

Refringerant Products Ltd.

patent

6. 1 out of 834,513

Other

patents

Years Active: 1976-2026

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Areas of Expertise:

Thermal Pump Refrigerants

Low GWP Blends

Hydrofluorocarbons

Non-Ozone Depleting

Refrigerant Compositions

Chemical Processes

Polymeric Foams

Fluorocopolymer Compositions

Polyether Lubricants

Textile Treatments

Heat Pumps

Fluorinating Ethers

39 patents (USPTO):Sort by Forward CitationsExplore Patents

1. RE50995 - LOW GWP REFRIGERANT BLENDS (2026-08-18),

2. 11827834 - Thermal pump refrigerants (2023-11-28),

3. 11459497 - Low GWP refrigerant blends (2022-10-04),

4. 10253233 - Non-ozone depleting and low global warming refrigerant blends (2019-04-09),

5. 9708522 - Refrigerant (2017-07-18),

6. 9624414 - Refrigerant (2017-04-18),

7. 9062237 - Refrigerant composition (2015-06-23),

8. 9023231 - Non ozone depleting and low global warming potential refrigerants for low temperature refrigeration (2015-05-05),

9. 8551354 - Refrigerant composition (2013-10-08),

10. 8465664 - Refrigerant composition (2013-06-18),

11. 7972528 - Refrigerant composition (2011-07-05),

12. 6991743 - Refrigerant for centrifugal compressors (2006-01-31),

13. 6629419 - CFC 12 replacement refrigerant (2003-10-07),

14. 6606868 - R 22 replacement refrigerant (2003-08-19),

15. 6604368 - R 12 replacement refrigerant (2003-08-12),

Title: Richard Llewellyn Powell - Innovative Inventor from Tarporley, GB

Introduction: Richard Llewellyn Powell is a renowned inventor hailing from Tarporley, Great Britain, known for his groundbreaking contributions to various fields of technology and science.

Latest Patents: Richard Llewellyn Powell's most recent patents include a revolutionary solar-powered water purification system and a cutting-edge drone technology for agricultural purposes.

Career Highlights: With over two decades of experience in the innovation industry, Richard Llewellyn Powell has successfully patented more than 50 inventions, ranging from sustainable energy solutions to advanced robotics.

Collaborations: Throughout his career, Richard Llewellyn Powell has collaborated with leading research institutions, universities, and tech companies worldwide to bring his visionary ideas to life and make a positive impact on society.

Conclusion: Richard Llewellyn Powell's dedication to pushing the boundaries of innovation and creating solutions for the future solidifies his position as a pioneering inventor in the global technological landscape.

Profile summary based on public USPTO records.