13 Utility Patents
#1 in Fen Drayton
#4,754 in United Kingdom
#293,527 in the World
Forward Citations = 186
Company Filing History:
Schlumberger Technology Corporation

Westerngeco L.l.c.
4. 1 out of 831,952 patents
Other
5. 1 out of 1
Vetco Grey Controls Limited
where one patent can have more than one assignee
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