Darrell Scott Costa
3Patents
2h-index
12Co-inventors
41Inventor score
Filing activity: Apr 28, 2000 → Oct 23, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6581980B1 | Threaded connection with high compressive rating | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US7823659B2 | Apparatus and methods for drilling and lining a wellbore | Fixed Constructions | 4 | Active |
| US9822614B2 | Combined casing system and method | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.