Darrell Darrow
4Patents
4h-index
8Co-inventors
39Inventor score
Filing activity: Dec 3, 1993 → Aug 2, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6780369B1 | Method of finishing plastic concrete mixture | Fixed Constructions | 33 | Expired |
| US5520862A | Method of staged resonant frequency vibration of concrete | Fixed Constructions | 17 | Expired |
| US5527175A | Apparatus of staged resonant frequency vibration of concrete | Fixed Constructions | 12 | Expired |
| US5814232A | Method of separating constitutent ingredients of mixtures by staged resonant frequency vibration | Fixed Constructions | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.