Inventor
WALKER JEFFREY E
US17 patents
⚠️ This page may combine multiple inventors who share the name “WALKER JEFFREY E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VARCO INT
6 patentsUS6722504B2Apr 20, 2004
Vibratory separators and screens
VARCO INT63 citations96
US6565698B1May 20, 2003
Method for making vibratory separator screens
VARCO INT63 citations96
US6443310B1Sep 3, 2002
Seal screen structure
VARCO INT61 citations94
US6450345B1Sep 17, 2002
Glue pattern screens and methods of production
VARCO INT35 citations92
US6530483B2Mar 11, 2003
Unibody structure for screen assembly
VARCO INT13 citations84
US7520391B2Apr 21, 2009
Screen assembly for vibratory separator
VARCO INT9 citations83
TUBOSCOPE I P INC
5 patentsUS6283302B1Sep 4, 2001
Unibody screen structure
TUBOSCOPE I P INC60 citations96
US6290068B1Sep 18, 2001
Shaker screens and methods of use
TUBOSCOPE I P INC71 citations95
US6269953B1Aug 7, 2001
Vibratory separator screen assemblies
TUBOSCOPE I P INC67 citations95
US6371302B1Apr 16, 2002
Vibratory separator screens
TUBOSCOPE I P INC49 citations92
US6152307ANov 28, 2000
Vibratory separator screens
TUBOSCOPE I P INC30 citations92
CTB INC
5 patentsUS11136205B2Oct 5, 2021
Grain bin powersweep with sweep conveyor end wheel
CTB INC8 citations82
US11066256B2Jul 20, 2021
Grain bin powersweep with sump shaft aperture sealing cover plate assembly
CTB INC2 citations71
US11066247B2Jul 20, 2021
Powersweep including gearbox shifter mechanism
CTB INC2 citations71
US12252349B2Mar 18, 2025
Grain bin unload trough conveyor auger hanger assembly and method
CTB INC1 citations62
US11952218B2Apr 9, 2024
Grain bin unload trough conveyor auger hanger assembly and method
CTB INC1 citations61