PW

Paul Wanjau

Schlumberger Technology: 10 patents #621 of 7,293Top 9%
Overall (All Time): #497,040 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11804314 Processes for making electrical cables Joseph Varkey, Willem Wijnberg, Maria Grisanti, Douglas Pipchuk 2023-10-31
11098546 Systems and methods for holding wireline device against well Joseph Varkey, Maria Grisanti, David Kim, William Brian Underhill, Nicolas Roumilly +1 more 2021-08-24
11072983 Systems and methods for holding wireline device against well Joseph Varkey, Maria Grisanti, David Kim, William Brian Underhill 2021-07-27
10854354 Downhole cables and methods of making the same Joseph Varkey, Sheng Chang, Burcu Unal Altintas, Qingdi Huang, Jeffrey Joseph Kamps 2020-12-01
10738577 Methods and cables for use in fracturing zones in a well Joseph Varkey, David Kim, Maria Grisanti, Sheng Chang, Peter Richter +3 more 2020-08-11
10472910 Systems and methods for holding wireline device against well Joseph Varkey, Maria Grisanti, David Kim, William Brian Underhill 2019-11-12
10001613 Methods and cables for use in fracturing zones in a well Joseph Varkey, David Kim, Maria Grisanti, Sheng Chang 2018-06-19
9575189 Segmented radiation detector and apparatus and method for using same Joel L. Groves, Patrice Ligneul, Robert A. Adolph, Tim Quinlan, Jack Purcell 2017-02-21
9446565 Steel armor wire coatings Trevor Hughes, Joseph Varkey, Vadim Protasov, Evgeny Borisovich Barmatov 2016-09-20
9091153 Wireless two-way communication for downhole tools Libo Yang, Reza Taherian, Dean Homan, David Rose, Onur Ozen 2015-07-28