DP

Daniel George Purkis

PL Petrowell Limited: 20 patents #1 of 27Top 4%
WH Weatherford Technology Holdings: 18 patents #18 of 753Top 3%
WL Well-Sense Technology Limited: 6 patents #1 of 1Top 100%
WL Weatherford U.K. Limited: 5 patents #2 of 47Top 5%
HS Halliburton Energy Services: 4 patents #1,391 of 4,711Top 30%
WE Welldynamics: 4 patents #4 of 19Top 25%
MO Marathon Oil: 1 patents #72 of 204Top 40%
📍 Peterhead, GB: #1 of 20 inventorsTop 5%
Overall (All Time): #40,231 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 1–25 of 59 patents

Patent #TitleCo-InventorsDate
12009863 Optical communication system 2024-06-11
11879312 Screens Stephen Reid, Andrew McGeoch, Matthew Manning 2024-01-23
11851964 Fibre spooling apparatus 2023-12-26
11761282 Through-bore spool apparatus 2023-09-19
11469823 Optical communication system 2022-10-11
11346172 Through-bore spool apparatus 2022-05-31
11168543 Optical fibre deployment 2021-11-09
11161712 Optical fibre spool 2021-11-02
11156078 Downhole communication Hugh Clarkson, Matthew Knight 2021-10-26
10890053 Screens Stephen Reid, Andrew McGeoch, Matthew Manning 2021-01-12
10883343 Downhole screen assembly Stephen Reid, Andrew McGeoch, Matthew Manning 2021-01-05
10808508 Telemetry operated tools for cementing a liner string Richard L. Giroux, Richard Dalzell, Jason DUTHIE, Ian Jaffrey 2020-10-20
10753177 Method and apparatus for actuating downhole tools Paul L. Smith, Simon J. Harrall 2020-08-25
10753196 Downhole communication Hugh Clarkson, Matthew Knight 2020-08-25
10724360 Well isolation 2020-07-28
10724333 Choke 2020-07-28
10538982 Valve assembly with a filter chamber William Murray 2020-01-21
10519747 Pressure operated valve assembly 2019-12-31
10428621 Choke 2019-10-01
10294775 Downhole communication Hugh Clarkson, Matthew Knight 2019-05-21
10287852 Method and apparatus for actuating downhole tools Paul L. Smith, Simon J. Harrall 2019-05-14
10262168 Antenna for use in a downhole tubular Iain MacLeod 2019-04-16
10214994 Downhole arrangement Matthew Manning 2019-02-26
10132138 Downhole apparatus and method Oliver Webster, Damien Patton, Matthew Manning, Steve Corbett, Ian Duncan +1 more 2018-11-20
10107071 Systems, assemblies and processes for controlling tools in a well bore Philip M. Snider 2018-10-23