21 Utility Patents
#698 in Houston, TX
#5,328 in Texas
#78,446 in US
#153,867 in the World
Forward Citations = 647
Company Filing History:
Ctc International Inc.


4. 2 out of 1,211
Weatherford/lamb, Inc.
5. 2 out of 5,751

where one patent can have more than one assignee
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