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For the Inventor, By the Inventor

London, United Kingdom

Boc-Nowsco Limited


USPTO Granted Patents = 2

Forward Citations = 21

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2 inventors (with patents filed for the assignee):

goldMedal Richard Alvin Armell (2 out of 11 patents)

silverMedal John G Misselbrook (1 out of 1 patent)


2 patents:

1. 4438938 - Seal for incorporation in high pressure leak testing tool (1984-03-27),
2. 4429566 - Piping leakage detection method and apparatus (1984-02-07),
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USPTO Data Jan 1 1976 - Jan 6 2026

2 Patents

#1,007 in London

#6,376 in United Kingdom

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London, United Kingdom

Boc-Nowsco Limited

Forward Citations = 21

2 inventors:

goldMedal Richard Alvin Armell (2 out of 11 patents)

silverMedal John G Misselbrook (1 out of 1 patent)

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