SY

Stephen C. Yeary

BS Bj Services: 2 patents #74 of 250Top 30%
OS Osca: 1 patents #7 of 16Top 45%
Overall (All Time): #1,582,073 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7383884 Cross-over tool Dewayne Turner, Marvin Bryce Traweek, Gregg W. Stout, Christopher L. Blackler 2008-06-10
6981551 Cross-over tool return port cover Dewayne Turner, Marvin Bryce Traweek, Christopher L. Blackler, Gregg W. Stout 2006-01-03
6206100 Separable one-trip perforation and gravel pack system and method Kevin R. George, Stanley Wall, Marvin Bryce Traweek, Barry Ed Smith, David Walker 2001-03-27