AR

Andrew MacDonald Robin

SI Smith International: 3 patents #193 of 708Top 30%
BH Baker Hughes Holdings: 1 patents #1,949 of 3,522Top 60%
Overall (All Time): #1,220,463 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8763685 Whipstock assembly and method for low side exit 2014-07-01
6648068 One-trip milling system Charles H. Dewey, James E. Saylor, III, Bruce D. Swearingen, Alexander William Dawson, Gregory S. Nairn 2003-11-18
5894889 One trip milling system Charles H. Dewey, James E. Saylor, III, Bruce D. Swearingen, Alexander William Dawson, Gregory S. Nairn 1999-04-20
5771972 One trip milling system Charles H. Dewey, James E. Saylor, III, Bruce D. Swearingen, Alexander William Dawson, Gregory S. Nairn 1998-06-30