John E. Hey
5Patents
4h-index
3Co-inventors
50Inventor score
Filing activity: Jul 24, 1985 → Apr 29, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4721286A | Split block for extended travel | Performing Operations; Transporting | 14 | Expired |
| US4892202A | Deepwater extended hook travel attachment | Performing Operations; Transporting | 14 | Expired |
| US9463963B2 | Deep water knuckle boom crane | Performing Operations; Transporting | 5 | Active |
| US9290362B2 | Remote heave compensation system | Performing Operations; Transporting | 4 | Active |
| US9284161B2 | Self-balancing spreader beam | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.