% Expired Patents = 100.0

Forward Citations = 1

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3 inventors (with patents filed for the assignee):

Neville John Freeman (2 out of 10 patents)

Gerard Anthony Ronan (1 out of 4 patents)

Graham Cross (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 7385695 - Polarimetry (2008-06-10),

2. 6764226 - Device for temperature controlled housing of a planar optical component (2004-07-20),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#8 in Salford

#6,523 in United Kingdom

Salford, United Kingdom

Fairfield Sensors Limited

Forward Citations = 1

3 inventors:

Neville John Freeman (2 out of 10 patents)

Gerard Anthony Ronan (1 out of 4 patents)

Graham Cross (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Fairfield Sensors Limited. Retrieved from https://idiyas.com/company/fairfield-sensors

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]