James Crabb
6Patents
4h-index
6Co-inventors
46Inventor score
Filing activity: Feb 23, 1994 → Feb 8, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8397803B2 | Packing element system with profiled surface | Fixed Constructions | 46 | Active |
| US5535826A | Well-head structures | Fixed Constructions | 43 | Expired |
| US7758016B2 | Ball valve | Fixed Constructions | 9 | Active |
| US8602116B2 | Sequenced packing element system | Fixed Constructions | 5 | Active |
| US5524357A | Instrument cleaner with converging steam jets | Performing Operations; Transporting | 4 | Expired |
| US9163480B2 | Decoupling a remote actuator of a well tool | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.