David Hayes
2Patents
2h-index
2Co-inventors
38Inventor score
Filing activity: Dec 23, 1976 → Mar 6, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4079764A | Decorative nail spacing tool | Performing Operations; Transporting | 17 | Expired |
| US6545340B1 | Semiconductor device | Electricity | 13 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.