DL

David W. Largent

VI Varco I/P: 2 patents #8 of 44Top 20%
🗺 Texas: #1,050 of 8,731 inventorsTop 15%
Overall (2004): #68,380 of 270,089Top 30%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6736270 Glued screens for shale shakers Thomas C. Adams, Kerry Ward, Kenneth W. Seyffert, David Schulte, Charles N. Grichar +3 more 2004-05-18
6722504 Vibratory separators and screens David Schulte, Thomas C. Adams, Kenneth W. Seyffert, Guy L. McClung, III, Jeffrey E. Walker +1 more 2004-04-20