16 Utility Patents
#7 in Aberdeenshire
#3,507 in United Kingdom
#228,669 in the World
Forward Citations = 396
Company Filing History:
Spex Corporate Holdings Limited

Spex Engineering (uk) Limited
4. 2 out of 5,728

5. 1 out of 1
Optima Solutions UK Limited
where one patent can have more than one assignee
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