Douglas John
2Patents
2h-index
5Co-inventors
33Inventor score
Filing activity: Apr 20, 1993 → Mar 31, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5338846A | Process for preparing aryl piperazinyl-heterocyclic compounds with a piperazine salt | Chemistry; Metallurgy | 11 | Expired |
| USD419810S | Wall mounted plant holder | General | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.