Ping Sui
14Patents
4h-index
14Co-inventors
53Inventor score
Filing activity: Aug 17, 2004 → May 23, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7360612B2 | Roller cone drill bits with optimized bearing structures | Fixed Constructions | 54 | Active |
| US8459379B2 | Bearing contact pressure reduction in well tools | Mechanical Engineering; Lighting; Heating | 7 | Active |
| US7073611B2 | Ion-beam assisted deposition of inorganic coatings for elastomeric seal wear resistance improvement | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US7434632B2 | Roller cone drill bits with enhanced drilling stability and extended life of associated bearings and seals | Fixed Constructions | 4 | Expired |
| US9528066B2 | High-temperature lubricants comprising elongated carbon nanoparticles for use in subterranean formation operations | Chemistry; Metallurgy | 4 | Active |
| US9493723B2 | High-temperature lubricants comprising elongated carbon nanoparticles for use in subterranean formation operations | Chemistry; Metallurgy | 2 | Active |
| US8789623B2 | High performance rock bit grease | Chemistry; Metallurgy | 1 | Active |
| US11346162B2 | Formation tester tool | Fixed Constructions | 0 | Active |
| US9493990B2 | Roller cone drill bits with optimized bearing structures | Fixed Constructions | 0 | Active |
| US10047570B2 | Energized paek seals | Fixed Constructions | 0 | Active |
| US9988849B2 | Joints comprising carbon nanoforests | Fixed Constructions | 0 | Active |
| US10132120B2 | Elastomer-thermally conductive carbon fiber compositions for roller-cone drill bit seals | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11814908B2 | Formation tester tool | Fixed Constructions | 0 | Active |
| US9677341B2 | Drill bit with extended life seal | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.