KS

Kenneth W. Seyffert

VI Varco I/P: 36 patents #1 of 168Top 1%
TI Tuboscope I/P: 18 patents #2 of 31Top 7%
EP Environmental Procedures: 5 patents #1 of 2Top 50%
NV National Oilwell Varco: 5 patents #42 of 551Top 8%
📍 Houston, TX: #126 of 21,073 inventorsTop 1%
🗺 Texas: #1,026 of 125,132 inventorsTop 1%
Overall (All Time): #32,014 of 4,157,543Top 1%
67
Patents All Time

Issued Patents All Time

Showing 51–67 of 67 patents

Patent #TitleCo-InventorsDate
6290068 Shaker screens and methods of use Thomas C. Adams, David W. Largent, David Schulte, Guy L. McClung, III, Jeffrey E. Walker +3 more 2001-09-18
6283302 Unibody screen structure David Schulte, Thomas C. Adams, David W. Largent, Guy L. McClung, III, Jeffrey E. Walker +1 more 2001-09-04
6269953 Vibratory separator screen assemblies Thomas Adams, David W. Largent, Charles N. Grichar, David Schulte, Guy L. McClung, III +4 more 2001-08-07
6267247 Vibratory separator screen Thomas C. Adams, David Schulte, Guy L. McClung, III 2001-07-31
6220449 Flat top cloth support screen David Schulte, Thomas C. Adams, Charles N. Grichar 2001-04-24
6179128 Tension clamp and screen system 2001-01-30
6152307 Vibratory separator screens Thomas C. Adams, David W. Largent, David Schulte, Jeffrey E. Walker, Hector M. Murray +1 more 2000-11-28
D425531 Screen David W. Largent, Thomas C. Adams, David Schulte, Guy L. McClung, III 2000-05-23
6032806 Screen apparatus for vibratory separator Vincent D. Leone, Thomas C. Adams, Jeffrey E. Walker, David Schulte, Charles N. Grichar +1 more 2000-03-07
5971159 Screen assembly for a vibratory separator Vincent D. Leone, Thomas C. Adams, Jeffrey E. Walker, David Schulte, Charles N. Grichar +1 more 1999-10-26
5641070 Shale shaker 1997-06-24
5598930 Shale shaker screen Vincent D. Leone, Jeffrey E. Walker, Charles N. Grichar, Guy L. McClung, III 1997-02-04
D377656 Screen Vincent D. Leone 1997-01-28
D366040 Screen Vincent D. Leone 1996-01-09
5392925 Shale shaker and screen 1995-02-28
5368433 Drum dumper 1994-11-29
4400136 Centrifugal pump impeller attachment 1983-08-23