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For the Inventor, By the Inventor

GB

Willett International Limited


USPTO Granted Patents = 19

% Expired Patents = 15.8


Trademarks = 1

Forward Citations = 509

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17 inventors (with patents filed for the assignee):

goldMedal Christopher Michael Bates (5 out of 7 patents)

silverMedal Ammar Lecheheb (3 out of 30 patents)

bronzeMedal Oliver Prime (3 out of 7 patents)

4.  David Andrew Horsnell (3 out of 9 patents)

5.  Jeffrey M Ball (3 out of 3 patents)

6.  Matthew Brian Tomlin (3 out of 27 patents)

7.  Michael John Fox (2 out of 4 patents)

8.  David J Langrick (2 out of 3 patents)

9.  Peter J Lyon (2 out of 2 patents)

10.  Hillar Weinberg (2 out of 2 patents)

11.  Michael James Fox (1 out of 1 patent)

12.  Alan Peter Middleton (1 out of 1 patent)

13.  Robert L Walton (1 out of 1 patent)

14.  David Simpson (1 out of 1 patent)

15.  Eugene W Moore (1 out of 1 patent)


19 patents:

1. 7604333 - System and method for providing image forming composition on a substrate using a drop on demand ink printer (2009-10-20),
2. 7410245 - Solenoid valve (2008-08-12),
3. 7331654 - Solenoid valve (2008-02-19),
4. 6036382 - Ribbon transport mechanism having driven pivoting carrier beam and (2000-03-14),
5. 5972085 - Printed article and method (1999-10-26),
6. 5931098 - Robot mounted printhead (1999-08-03),
7. 5920333 - Replenishment of reservoirs (1999-07-06),
8. 5466287 - Ink composition (1995-11-14),
9. 5453122 - Ink composition (1995-09-26),
10. 4928111 - Method for operating a valve (1990-05-22),
11. 4909879 - A Method for the coding of absorbent material (1990-03-20),
12. 4905503 - Method and device for measuring the viscosity of a fluid (1990-03-06),
13. 4856322 - Method and device for measuring the viscosity of an ink (1989-08-15),
14. 4835208 - Method for applying a composition to a substrate and a composition for (1989-05-30),
15. 4684956 - Method for applying a hot melt ink to a substrate (1987-08-04),
Company Overview
Willett International Limited is a prominent player in the field of coding and marking solutions, specializing in the development and manufacture of advanced printing technologies. The company focuses on providing innovative systems for product identification and traceability, catering to various industries including food and beverage, pharmaceuticals, and consumer goods. With a commitment to enhancing operational efficiency, Willett's technologies are designed to meet the evolving needs of businesses in the global market.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

19 Patents

#44 in

#928 in United Kingdom

#32,663 in the World

GB
GB

Willett International Limited

Forward Citations = 509

17 inventors:

goldMedal Christopher Michael Bates (5 out of 7 patents)

silverMedal Ammar Lecheheb (3 out of 30 patents)

bronzeMedal Oliver Prime (3 out of 7 patents)

4.  David Andrew Horsnell (3 out of 9 patents)

5.  Jeffrey M Ball (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Willett International Limited. Retrieved from https://idiyas.com/company/willett-international

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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