Assignee
DICKINSON DOUGLAS RAY
US·3 granted patents·10 citations·filing 2012–2015
Technology mixE21B3
Top patents by PatentIndex Score
3 records- 0168US8833440B1High-temperature heat, steam and hot-fluid viscous hydrocarbon production and pumping toolDICKINSON DOUGLAS RAY·Filed 2013·Granted Sep 16, 2014·8 cites·19 claims
- 0245US9732599B1Multi-tasking rod guide having backflow reducerDICKINSON DOUGLAS RAY·Filed 2015·Granted Aug 15, 2017·1 cites·23 claims
- 0340US8967247B2Multi-tasking rod guideDICKINSON DOUGLAS RAY·Filed 2012·Granted Mar 3, 2015·1 cites·23 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →