John D. Cullen
1Patents
1h-index
3Co-inventors
25Inventor score
Filing activity: Dec 7, 1989 → Dec 7, 1989
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5049637A | 1,2,3,4,10,14b-hexahydrodibenzo[c,f]pyrazino-[1,2-a]azepino derivatives and 10-aza, 10-oxa and 10-thia analogues | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.