John W. Purdy
2Patents
2h-index
3Co-inventors
37Inventor score
Filing activity: Mar 29, 1978 → Apr 3, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5039193A | Fibre optic single mode rotary joint | Electricity | 301 | Expired |
| US4190269A | Adapter for exhaust actuated devices | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.