16 Utility Patents
#1,060 in Houston, TX
#7,730 in Texas
#114,672 in US
#228,878 in the World
Forward Citations = 189
Company Filing History:
Schlumberger Technology Corporation
Smith International, Inc.

4. 2 out of 515

5. 1 out of 54
M-i Drilling Fluids UK Limited
where one patent can have more than one assignee
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