SJ

Sidney Dantuma Johnston

SL Spex Corporate Holdings Limited: 3 patents #2 of 9Top 25%
Overall (2022): #61,932 of 548,613Top 15%
3
Patents 2022

Issued Patents 2022

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11359450 Downhole tool with a propellant charge Jamie Oag, Rae Younger 2022-06-14
11332993 Cutting tool Jamie Oag, Rae Younger, Andrew Pettitt, Barry Chapman, Simon McKay +2 more 2022-05-17
11215024 Tool with propellant sections Nadir Mahjoub, Jamie Oag, Rae Younger 2022-01-04