Assignee
HIGHLAND COROD INC
CA·2 granted patents·152 citations·filing 1996–1996
Top patents by PatentIndex Score
2 records- 0185US5820350AMethod and apparatus for controlling downhole rotary pump used in production of oil wellsHIGHLAND COROD INC·Filed 1996·Granted Oct 13, 1998·107 cites·16 claims
- 0252US5791411AWellhead stuffing box for rotating rod stringHIGHLAND COROD INC·Filed 1996·Granted Aug 11, 1998·45 cites·2 claims
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