21 Utility Patents
#78 in Katy, TX
#5,444 in Texas
#80,373 in US
#158,216 in the World
Forward Citations = 684
Company Filing History:


Shell International Exploration & Production B.v.
4. 2 out of 114

5. 2 out of 1,479
Halliburton Company
where one patent can have more than one assignee
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