Assignee
BURRIS JOHN
US·7 granted patents·22 citations·filing 2018–2021
Technology mixE21B7
Top patents by PatentIndex Score
7 records- 0195US11293265B2Tubing pressure insensitive failsafe wireline retrievable safety valveBURRIS JOHN·Filed 2020·Granted Apr 5, 2022·6 cites·11 claims
- 0294US11414956B1Injection valve and methodBURRIS JOHN·Filed 2021·Granted Aug 16, 2022·8 cites·16 claims
- 0387US11015418B2Tubing pressure insensitive failsafe wireline retrievable safety valveBURRIS JOHN·Filed 2019·Granted May 25, 2021·5 cites·27 claims
- 0483US10745997B2Tubing pressure insensitive failsafe wireline retrievable safety valveBURRIS JOHN·Filed 2018·Granted Aug 18, 2020·3 cites·1 claims
- 0555US11208850B1Downhole tubular system, downhole tubular and method of forming a control line passageway at a tubularBURRIS JOHN·Filed 2020·Granted Dec 28, 2021·0 cites·13 claims
- 0650US10822919B2Downhole component including a piston having a frangible elementBURRIS JOHN·Filed 2018·Granted Nov 3, 2020·0 cites·16 claims
- 0750US10794147B2Downhole component including a unitary body having an internal annular chamber and fluid passagesBURRIS JOHN·Filed 2018·Granted Oct 6, 2020·0 cites·17 claims
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