EPO Patents = 2

Forward Citations = 40

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2 inventors (with patents filed for the assignee):

Trevor H Speak (1 out of 5 patents)

Robert J Sellick (1 out of 1 patent)

Robert John Sellick (0 patent)

4. Trevor Harold Speak (0 patent)

1 patent: Sort by Forward Citations

1. 9890704 - Compressor system (2018-02-13),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

1 Patents

#24 in Staffordshire

#9,880 in United Kingdom

Staffordshire, United Kingdom

Derwent Aviation Consulting Ltd.

Forward Citations = 40

2 inventors:

Trevor H Speak (1 out of 5 patents)

Robert J Sellick (1 out of 1 patent)

Robert John Sellick (0 patent)

4. Trevor Harold Speak (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Derwent Aviation Consulting Ltd.. Retrieved from https://idiyas.com/company/derwent-aviation-consulting

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]

2 patents (EPO):

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]