Individual holder
PENISSON DENNIS J
US·7 granted patents·122 citations·filing 2008–2012
Individually held — no corporate assignee on record.
Technology mixE21B7
Top patents by PatentIndex Score
7 records- 0194US7753113B1Modular junk basket device with baffle deflectorPENISSON DENNIS J·Filed 2008·Granted Jul 13, 2010·46 cites·18 claims
- 0289US7753124B1Autonomous magnetic sleeve for a riserPENISSON DENNIS J·Filed 2008·Granted Jul 13, 2010·24 cites·33 claims
- 0379US8540028B1Autonomous junk collecting sleeve for a riserPENISSON DENNIS J·Filed 2012·Granted Sep 24, 2013·4 cites·7 claims
- 0477US7753114B1Magnetic wellbore cleaning toolPENISSON DENNIS J·Filed 2008·Granted Jul 13, 2010·17 cites·19 claims
- 0575US8162064B1Autonomous junk collecting sleeve for a riserPENISSON DENNIS J·Filed 2008·Granted Apr 24, 2012·10 cites·23 claims
- 0671US8215403B1Downhole circulating tool and method of usePENISSON DENNIS J·Filed 2008·Granted Jul 10, 2012·11 cites·15 claims
- 0768US7753125B1Rotating, jet-biased wellbore cleaning toolPENISSON DENNIS J·Filed 2008·Granted Jul 13, 2010·10 cites·32 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →