Roy Trence Johnson
2Patents
2h-index
2Co-inventors
24Inventor score
Filing activity: Jun 30, 2006 → Feb 26, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7622040B2 | Fine bubble airlift device | Emerging Cross-Sectional Technologies | 17 | Active |
| US7954791B2 | Fine bubble airlift device | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.