Inventor · Willis, TX, US

David Schulte

47Patents
22h-index
21Co-inventors
81Inventor score

Filing activity: Jan 21, 1997 → Aug 31, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US6510947B1 Screens for vibratory separators Performing Operations; Transporting 68 Expired
US7000777B2 Vibratory separator screens Performing Operations; Transporting 63 Expired
US7216767B2 Screen basket and shale shakers Performing Operations; Transporting 60 Expired
US6269953A Vibratory separator screen assemblies Performing Operations; Transporting 50 Expired
US6722504B2 Vibratory separators and screens Performing Operations; Transporting 47 Expired
US6325216A Screen apparatus for vibratory separator Performing Operations; Transporting 46 Expired
US6565698B1 Method for making vibratory separator screens Performing Operations; Transporting 43 Expired
US5971159A Screen assembly for a vibratory separator Performing Operations; Transporting 41 Expired
US6290068A Shaker screens and methods of use Performing Operations; Transporting 40 Expired
US6283302A Unibody screen structure Performing Operations; Transporting 38 Expired
US6454099B1 Vibrator separator screens Performing Operations; Transporting 37 Expired
US6607080B2 Screen assembly for vibratory separators Performing Operations; Transporting 34 Expired
US6629610B1 Screen with ramps for vibratory separator system Performing Operations; Transporting 34 Expired
US7980392B2 Shale shaker screens with aligned wires Fixed Constructions 33 Active
US6371302B1 Vibratory separator screens Performing Operations; Transporting 32 Expired
US7063214B2 Interlocking screens for vibratory separators Performing Operations; Transporting 32 Expired
US6032806A Screen apparatus for vibratory separator Performing Operations; Transporting 27 Expired
US6371301B1 Screen basket for shale shakers Performing Operations; Transporting 26 Expired
US6863183B2 Shale shaker Performing Operations; Transporting 26 Expired
US6412644B1 Vibratory separator Performing Operations; Transporting 24 Expired
US6601709B2 Screen support and screens for shale shakers Performing Operations; Transporting 23 Expired
US7198156B2 Dam basket for vibratory separators Performing Operations; Transporting 23 Expired
US6237780A Vibratory separator screens Fixed Constructions 22 Expired
US6443310B1 Seal screen structure Performing Operations; Transporting 21 Expired
US6371306B1 Lost circulation fluid treatment Fixed Constructions 20 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.