Derek Williams
2Patents
1h-index
5Co-inventors
41Inventor score
Filing activity: Nov 8, 1982 → Jul 31, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4484727A | Fluid control valves | Emerging Cross-Sectional Technologies | 4 | Expired |
| US8931908B2 | Air purge collar | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.