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For the Inventor, By the Inventor

Paddington, United Kingdom

Constructors John Brown Limited


USPTO Granted Patents = 3

Forward Citations = 23

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1 inventor (with patents filed for the assignee):

goldMedal Keith Shotbolt (3 out of 6 patents)


3 patents:

1. 4417830 - Connector assembly (1983-11-29),
2. 4391331 - Guides for use in forming pipe connections and a process of forming pipe (1983-07-05),
3. 4386659 - Guides for forming connections (1983-06-07),
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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#1 in Paddington

#4,782 in United Kingdom

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Paddington, United Kingdom

Constructors John Brown Limited

Forward Citations = 23

1 inventor:

goldMedal Keith Shotbolt (3 out of 6 patents)

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