Individual holder
CLAYCOMB JACK R
US·11 granted patents·454 citations·filing 1976–1992
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
11 records- 0196US4257442AChoke for controlling the flow of drilling mudCLAYCOMB JACK R·Filed 1979·Granted Mar 24, 1981·164 cites·10 claims
- 0291US4915177ABlast joint for snubbing installationCLAYCOMB JACK R·Filed 1989·Granted Apr 10, 1990·105 cites·14 claims
- 0384US4184545AMeasuring and transmitting apparatus for use in a drill stringCLAYCOMB JACK R·Filed 1978·Granted Jan 22, 1980·54 cites·17 claims
- 0470US4190073AChoke for controlling the flow of drilling mudCLAYCOMB JACK R·Filed 1976·Granted Feb 26, 1980·21 cites·9 claims
- 0565US4224687APressure pulse detection apparatus incorporating noise reduction featureCLAYCOMB JACK R·Filed 1979·Granted Sep 23, 1980·24 cites·10 claims
- 0660US4281678AThrottling mud choke apparatusCLAYCOMB JACK R·Filed 1979·Granted Aug 4, 1981·22 cites·7 claims
- 0756US4377177AThrottling mud choke apparatusCLAYCOMB JACK R·Filed 1981·Granted Mar 22, 1983·23 cites·2 claims
- 0840US5275441ABlast joint with torque transferring connectorCLAYCOMB JACK R·Filed 1992·Granted Jan 4, 1994·14 cites·12 claims
- 0938US4911479ADurable blast jointCLAYCOMB JACK R·Filed 1988·Granted Mar 27, 1990·10 cites·13 claims
- 1038US4371958ADrilling orientation toolCLAYCOMB JACK R·Filed 1980·Granted Feb 1, 1983·9 cites·6 claims
- 1134US5016921ADurable blast joint with hydrostatic driverCLAYCOMB JACK R·Filed 1990·Granted May 21, 1991·8 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →