JW

Joseph C. Winkler

TI Tuboscope I/P: 2 patents #11 of 31Top 40%
VI Varco I/P: 2 patents #61 of 168Top 40%
📍 Houston, TX: #5,364 of 21,073 inventorsTop 30%
🗺 Texas: #33,546 of 125,132 inventorsTop 30%
Overall (All Time): #1,257,444 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7000776 Screen assembly for vibratory separators Thomas C. Adams, Kenneth W. Seyffert, David W. Largent, David Schulte, Charles N. Grichar +1 more 2006-02-21
6607080 Screen assembly for vibratory separators Thomas C. Adams, David Schulte, Kenneth W. Seyffert, David W. Largent, Charles N. Grichar +1 more 2003-08-19
6290068 Shaker screens and methods of use Thomas C. Adams, Kenneth W. Seyffert, David W. Largent, David Schulte, Guy L. McClung, III +3 more 2001-09-18
6269953 Vibratory separator screen assemblies Kenneth W. Seyffert, Thomas Adams, David W. Largent, Charles N. Grichar, David Schulte +4 more 2001-08-07