% Expired Patents = 27.3

Forward Citations = 122

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4 inventors (with patents filed for the assignee):

Mark Catchpole (11 out of 12 patents)

Guy Larri (5 out of 20 patents)

Damian Kelly Harris-Dowsett (5 out of 7 patents)

4. Timothy Brian Reynolds (5 out of 5 patents)

11 patents: Sort by Forward Citations

1. 10971140 - Speech recognition circuit using parallel processors (2021-04-06),

2. 10839789 - Speech recognition circuit and method (2020-11-17),

3. 10217460 - Speech recognition circuit using parallel processors (2019-02-26),

4. 10062377 - Distributed pipelined parallel speech recognition system (2018-08-28),

5. 9536516 - Speech recognition circuit using parallel processors (2017-01-03),

6. 9076441 - Speech recognition circuit and method (2015-07-07),

7. 8768696 - Speech recognition circuit using parallel processors (2014-07-01),

8. 8352262 - Speech recognition circuit and method (2013-01-08),

9. 8036890 - Speech recognition circuit using parallel processors (2011-10-11),

10. 7979277 - Speech recognition circuit and method (2011-07-12),

11. 7587319 - Speech recognition circuit using parallel processors (2009-09-08),

Company Overview

Zentian Limited is a technology company based in Cambridge, UK, specializing in advanced solutions for the telecommunications and networking sectors. The organization focuses on developing innovative software and hardware that enhance connectivity and data management. With a commitment to research and development, Zentian aims to address the evolving needs of modern communication infrastructures, contributing to the advancement of digital technologies and improving user experiences across various platforms.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

11 Patents

#90 in Cambridge

#1,599 in United Kingdom

#51,761 in the World

Cambridge, United Kingdom

Zentian Limited

Forward Citations = 122

4 inventors:

Mark Catchpole (11 out of 12 patents)

Guy Larri (5 out of 20 patents)

Damian Kelly Harris-Dowsett (5 out of 7 patents)

4. Timothy Brian Reynolds (5 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Zentian Limited. Retrieved from https://idiyas.com/company/zentian

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]