% Expired Patents = 50.0

Forward Citations = 23

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2 inventors (with patents filed for the assignee):

Michael Charles Keogh Wiltshire (2 out of 5 patents)

Ian R Young (1 out of 69 patents)

2 patents: Sort by Forward Citations

#1,089 in London

#6,512 in United Kingdom

Marconi Optical Components Limited

Forward Citations = 23

2 inventors:

Michael Charles Keogh Wiltshire (2 out of 5 patents)

Ian R Young (1 out of 69 patents)

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