DW

David Walker

BU Bj Services Company, U.S.A.: 1 patents #1 of 8Top 15%
📍 Skokie, IL: #18 of 49 inventorsTop 40%
🗺 Illinois: #1,559 of 5,780 inventorsTop 30%
Overall (2003): #238,467 of 273,478Top 90%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6568474 Rigless one-trip perforation and gravel pack system and method Kevin R. George, Stanley Wall, Marvin Bryce Traweek, Barry Ed Smith, David Hebert 2003-05-27