John Blanchfield
3Patents
3h-index
12Co-inventors
51Inventor score
Filing activity: Jul 9, 1982 → Dec 13, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6647891B2 | Range-finding based image processing rail way servicing apparatus and method | Fixed Constructions | 63 | Expired |
| US4457060A | Rail anchor remover | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5415087A | Mobile tie banding apparatus | Performing Operations; Transporting | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.