32 Utility Patents
#114 in Dallas, TX
#2,808 in Texas
#41,204 in US
#79,131 in the World
Forward Citations = 804
Company Filing History:
Otis Engineering Corporation
Schlumberger Technology Corporation
Weatherford/lamb, Inc.
4. 2 out of 830,757 patents
Other
5. 2 out of 11,365

where one patent can have more than one assignee
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