Assignee
EASTMAN WHIPSTOCK INC
US·8 granted patents·179 citations·filing 1975–1985
Top patents by PatentIndex Score
8 records- 0189US4141605ABearingEASTMAN WHIPSTOCK INC·Filed 1976·Granted Feb 27, 1979·47 cites·9 claims
- 0273US4207037AStator for a downhole fluid operated motor and method of assembling the sameEASTMAN WHIPSTOCK INC·Filed 1978·Granted Jun 10, 1980·13 cites·7 claims
- 0366US4000549AStabilizerEASTMAN WHIPSTOCK INC·Filed 1975·Granted Jan 4, 1977·36 cites·2 claims
- 0461US4258801ADump valve for use with downhole motorEASTMAN WHIPSTOCK INC·Filed 1979·Granted Mar 31, 1981·22 cites·7 claims
- 0558US4273464AWire line anchorEASTMAN WHIPSTOCK INC·Filed 1979·Granted Jun 16, 1981·24 cites·2 claims
- 0646US4121657APosition indicator for downhole toolEASTMAN WHIPSTOCK INC·Filed 1977·Granted Oct 24, 1978·20 cites·5 claims
- 0741US4080094ADownhole motor rotor supportsEASTMAN WHIPSTOCK INC·Filed 1976·Granted Mar 21, 1978·6 cites·8 claims
- 0824US4665998AMechanical well jarEASTMAN WHIPSTOCK INC·Filed 1985·Granted May 19, 1987·11 cites·2 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →