London, United Kingdom

Hsnf Limited


USPTO Granted Patents = 1


Trademarks = 3

Forward Citations = 0

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5 inventors (with patents filed for the assignee):

goldMedal David Richard Lewis (1 out of 11 patents)

silverMedal John Mama (1 out of 1 patent)

bronzeMedal Sarah Lucas (1 out of 1 patent)

4 David Malcolm Lewis (36 patents)

5 Sarah Elizabeth Lucas (1 patent)


1 patent:

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USPTO Data Jan 1 1976 - Dec 9 2025

1 Patents

#1,544 in London

#9,665 in United Kingdom

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London, United Kingdom
Forward Citations = 0

5 inventors:

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