Fredrick D. Curtis
8Patents
5h-index
21Co-inventors
59Inventor score
Filing activity: Sep 16, 2002 → Mar 15, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6644110B1 | Measurements of properties and transmission of measurements in subterranean wells | Fixed Constructions | 27 | Expired |
| US7597151B2 | Hydraulically operated formation isolation valve for underbalanced drilling applications | Fixed Constructions | 26 | Expired |
| US6962215B2 | Underbalanced well completion | Fixed Constructions | 20 | Expired |
| US9169700B2 | Pressure control device with remote orientation relative to a rig | Fixed Constructions | 11 | Active |
| US8739863B2 | Remote operation of a rotating control device bearing clamp | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US9260934B2 | Remote operation of a rotating control device bearing clamp | Fixed Constructions | 5 | Active |
| US9279298B2 | Well control systems and methods | Fixed Constructions | 3 | Active |
| US9488025B2 | Rotating control device with positive drive gripping device | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.