Assignee
BULLARD GERALD
3 granted patents·2 pending applications·76 citations·filing 1978–2014
Technology mixE21B5
Top patents by PatentIndex Score
5 records- 0180US4185705AWell perforating toolBULLARD GERALD·Filed 1978·Granted Jan 29, 1980·53 cites·10 claims
- 0268US7559364B2Bridge plug and setting toolBULLARD GERALD·Filed 2006·Granted Jul 14, 2009·13 cites·8 claims
- 0363US7757756B2Bridge plug and setting toolBULLARD GERALD·Filed 2009·Granted Jul 20, 2010·10 cites·20 claims
- 0440US2014338887A1Annular fluid containment deviceBULLARD GERALD·Filed 2014·Application pending·0 cites
- 0536US2012285677A1Annular fluid containment deviceBULLARD GERALD·Filed 2012·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →