For the Inventor, By the Inventor

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Birtley, County Durham, United Kingdom

Domnick Hunter Limited

USPTO Granted Patents = 20

Trademarks = 4

Forward Citations = 238

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20 inventors (with patents filed for the assignee):

Robert Michael Fielding (7 out of 11 patents)

Colin T Billiet (6 out of 23 patents)

Brian Lane (4 out of 16 patents)

4. Alan Bateman (3 out of 3 patents)

5. Kenneth Wright (3 out of 3 patents)

6. Stephen Nicholas Smith (3 out of 3 patents)

7. Paul David Shaw (3 out of 3 patents)

8. Craig Stuart Blenkiron (2 out of 2 patents)

9. David John Ian Rowntree (2 out of 2 patents)

10. Keith James Blundy (2 out of 2 patents)

11. David Porter (2 out of 2 patents)

12. Desideratus Julius Sienack (2 out of 2 patents)

13. Anthony Kelly (1 out of 1 patent)

14. Stephen Bittle (1 out of 1 patent)

15. Robert Banks (1 out of 1 patent)

20 patents: Sort by Forward Citations

1. 8123916 - Apparatus for generating gas by electrolysis of a liquid (2012-02-28),

2. 7964010 - Coalescing filter element (2011-06-21),

3. 7655077 - Air treatment system (2010-02-02),

4. 7638021 - Apparatus for generating gas by electrolysis of a liquid (2009-12-29),

5. D591414 - Gas purifier (2009-04-28),

6. 7264660 - Apparatus for drying a gas (2007-09-04),

7. 6663685 - Filter assembly (2003-12-16),

8. 6605132 - Air treatment system (2003-08-12),

9. 6568100 - Gas dryer (2003-05-27),

10. 6526674 - Gas dryer (2003-03-04),

11. 6461397 - Filter assembly (2002-10-08),

12. 6440201 - Filter assembly having end cap with separable flow conduit (2002-08-27),

13. 6416563 - Filter assembly (2002-07-09),

14. 6409786 - Filter assembly (2002-06-25),

15. 6391197 - Filter assembly (2002-05-21),

Domnick Hunter Limited is a global leader in the design and manufacture of compressed air purification products, specializing in the treatment of compressed air and gas. With a history spanning over 50 years, the company offers a comprehensive range of innovative filtration and purification solutions to industries such as medical, pharmaceutical, manufacturing, and energy. Domnick Hunter is committed to providing high-quality products that meet industry standards, with a focus on sustainability and energy efficiency.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

20 Patents

#1 in Birtley, County Durham

#875 in United Kingdom

#30,324 in the World

Birtley, County Durham, United Kingdom

Domnick Hunter Limited

Forward Citations = 238

20 inventors:

Robert Michael Fielding (7 out of 11 patents)

Colin T Billiet (6 out of 23 patents)

Brian Lane (4 out of 16 patents)

4. Alan Bateman (3 out of 3 patents)

5. Kenneth Wright (3 out of 3 patents)

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