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For the Inventor, By the Inventor

Buckinghamshire, United Kingdom

Madge Networks Limited


USPTO Granted Patents = 21

Forward Citations = 423

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27 inventors (with patents filed for the assignee):

goldMedal David A Pearce (5 out of 6 patents)

silverMedal Philip Geoffrey Claridge (3 out of 3 patents)

bronzeMedal Jonathan Curnyn (2 out of 2 patents)

4.  Simon Davie Barber (2 out of 2 patents)

5.  Trevor Warwick (2 out of 2 patents)

6.  Christopher Guy Sabey (2 out of 2 patents)

7.  Crispin Nicholas Dent-Young (2 out of 2 patents)

8.  Duncan McDougall Greatwood (2 out of 2 patents)

9.  Robert Madge (2 out of 2 patents)

10.  David Woodfield (2 out of 2 patents)

11.  Michael J Clarke (1 out of 5 patents)

12.  David Andrew James Pearce (1 out of 1 patent)

13.  Adrian Michael Suggett (1 out of 1 patent)

14.  Trevor Edward Willis (1 out of 17 patents)

15.  David William Wilson (1 out of 1 patent)


21 patents:

1. 6539020 - Bridge device (2003-03-25),
2. 6351725 - Interface apparatus (2002-02-26),
3. 6275549 - Methods and apparatus for synchronizing a clock (2001-08-14),
4. 6201816 - Token ring speed detection (2001-03-13),
5. 6172964 - Clock synchronization (2001-01-09),
6. 6101553 - Communication network end station and adaptor card therefor eliminating (2000-08-08),
7. 6018518 - Flow control in a cell switched communication system (2000-01-25),
8. 5991295 - Digital switch (1999-11-23),
9. 5926048 - Method and apparatus for synchronizing clock signals (1999-07-20),
10. 5924112 - Bridge device (1999-07-13),
11. 5905712 - Data communication network (1999-05-18),
12. 5825259 - Electromagnetic interference isolator with common mode choke (1998-10-20),
13. 5805598 - End station port (1998-09-08),
14. 5754551 - Ring communication system and method for connecting a plurality of end (1998-05-19),
15. 5710777 - Communication system (1998-01-20),
Company Overview
Madge Networks Limited is a technology company based in Buckinghamshire, UK, specializing in networking solutions and telecommunications infrastructure. The organization focuses on developing advanced networking products that enhance connectivity and communication across various sectors. With a strong emphasis on innovation, Madge Networks is involved in research and development in areas such as data networking, voice over IP, and integrated communication systems, catering to a global market and addressing the evolving needs of modern enterprises.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

21 Patents

#7 in Buckinghamshire

#849 in United Kingdom

#30,001 in the World

Buckinghamshire, GB
Buckinghamshire, United Kingdom

Madge Networks Limited

Forward Citations = 423

27 inventors:

goldMedal David A Pearce (5 out of 6 patents)

silverMedal Philip Geoffrey Claridge (3 out of 3 patents)

bronzeMedal Jonathan Curnyn (2 out of 2 patents)

4.  Simon Davie Barber (2 out of 2 patents)

5.  Trevor Warwick (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Madge Networks Limited. Retrieved from https://idiyas.com/company/madge-networks

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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