37 Utility and 3 Design Patents
#286 in Houston, TX
#2,343 in Texas
#34,210 in US
#65,352 in the World
rank by utility patentsForward Citations = 522
Company Filing History:
Antelope Oil Tool & Mfg. Co.


4. 2 out of 1,209
Weatherford/lamb, Inc.
5. 1 out of 832,540 patents
Other
where one patent can have more than one assignee
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