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For the Inventor, By the Inventor

GB

York Limited


USPTO Granted Patents = 3

Forward Citations = 138

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3 inventors (with patents filed for the assignee):

goldMedal Arthur H Hartog (3 out of 64 patents)

silverMedal Adrian P Leach (1 out of 1 patent)

bronzeMedal Martin P Gold (1 out of 1 patent)


3 patents:

1. 5592282 - Suppression of stimulated scattering in optical time domain reflectometry (1997-01-07),
2. 5146521 - Optical fibre communication network (1992-09-08),
3. 4823166 - Optical time-domain reflectometry (1989-04-18),
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USPTO Data Jan 1 1976 - Oct 6 2026

3 Patents

#483 in

#4,888 in United Kingdom

GB
GB

York Limited

Forward Citations = 138

3 inventors:

goldMedal Arthur H Hartog (3 out of 64 patents)

silverMedal Adrian P Leach (1 out of 1 patent)

bronzeMedal Martin P Gold (1 out of 1 patent)

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

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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