John V. Ward
4Patents
3h-index
10Co-inventors
47Inventor score
Filing activity: Dec 13, 1978 → Mar 8, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4189375A | Coal liquefaction process utilizing selective heat addition | Chemistry; Metallurgy | 10 | Expired |
| US4424108A | Process for heating coal-oil slurries | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4189374A | Coal liquefaction process employing internal heat transfer | Chemistry; Metallurgy | 9 | Expired |
| US5218433A | Real time scanning device signal processing circuit including color signal and blanking signal generating circuits | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.