DE

David Alston Edbury

Shell Oil Compny: 7 patents #428 of 4,423Top 10%
Overall (All Time): #726,510 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10415365 Methods and systems for drilling Jose Victor Guerrero, Duncan Charles MacDonald, James Bryon Rogers, Donald Ray Sitton, Jason Norman 2019-09-17
9879490 Methods and systems for drilling Jose Victor Guerrero, Duncan Charles MacDonald, James Bryon Rogers, Donald Ray Sitton, Jason Norman 2018-01-30
9683418 Methods and systems for picking up a drill bit Jose Victor Guerrero, Duncan Charles MacDonald, James Bryon Rogers, Donald Ray Sitton 2017-06-20
9470052 Methods and systems for drilling Jose Victor Guerrero, Duncan Charles MacDonald, James Bryon Rogers, Donald Ray Sitton, Jason Norman 2016-10-18
9129728 Systems and methods of forming subsurface wellbores Duncan Charles MacDonald 2015-09-08
8939233 Methods and systems for drilling Jose Victor Guerrero, Duncan Charles MacDonald, James Bryon Rogers, Donald Ray Sitton 2015-01-27
8561720 Methods and systems for drilling Jose Victor Guerrero, Duncan Charles MacDonald, James Bryon Rogers, Donald Ray Sitton 2013-10-22