For the Inventor, By the Inventor

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London, United Kingdom

Gunson's Sortex Limited

USPTO Granted Patents = 9

Trademarks = 1

Forward Citations = 180

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13 inventors (with patents filed for the assignee):

William S Maughan (2 out of 4 patents)

Ronald C Wainwright (2 out of 3 patents)

Herbert Fraenkel (1 out of 9 patents)

4. Ernesto Illy (1 out of 12 patents)

5. Thomas Henry Chapman (1 out of 1 patent)

6. Roger Don Self (1 out of 1 patent)

7. Gordon J Barnes (1 out of 1 patent)

8. William B Nelson (1 out of 1 patent)

9. Kenneth H Crowley (1 out of 1 patent)

10. Benedict M Deefholts (1 out of 1 patent)

11. Michael J Culling (1 out of 1 patent)

12. Furio Suggi-Liverani (1 out of 1 patent)

13. Lawrence R Beesley (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 4807762 - Procedure for sorting a granular material and a machine for executing (1989-02-28),

2. 4699273 - Sorting machine (1987-10-13),

3. 4693153 - Method and apparatus for controlling the cutting of an object (1987-09-15),

4. 4513868 - Sorting machine (1985-04-30),

5. 4356921 - Inspection apparatus, e.g. for a sorting machine (1982-11-02),

6. 4271966 - Sorting machine (1981-06-09),

7. 4183967 - Process for splitting pistachio nuts (1980-01-15),

8. 3993899 - Sorting machine with fiber optic focusing means (1976-11-23),

9. 3990580 - Method and apparatus for sorting sultanas (1976-11-09),

Gunson's Sortex Limited is a leading manufacturer of optical sorting equipment for the food processing industry. With over 75 years of experience, we provide innovative solutions for sorting, grading, and cleaning a wide range of food products. Our state-of-the-art technology and commitment to quality make us a trusted partner for companies worldwide.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

9 Patents

#348 in London

#1,901 in United Kingdom

London, United Kingdom

Gunson's Sortex Limited

Forward Citations = 180

13 inventors:

William S Maughan (2 out of 4 patents)

Ronald C Wainwright (2 out of 3 patents)

Herbert Fraenkel (1 out of 9 patents)

4. Ernesto Illy (1 out of 12 patents)

5. Thomas Henry Chapman (1 out of 1 patent)

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