63 Utility Patents
#2 in Aberdeen
#246 in United Kingdom
#24,358 in the World
Forward Citations = 636
Company Filing History:
Specialised Petroleum Services Group Limited

M-i Drilling Fluids UK Limited
4. 2 out of 5
Sps-afos Group Limited
5. 2 out of 10,024
Schlumberger Technology Corporation
where one patent can have more than one assignee
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