David Dubbs
2Patents
2h-index
4Co-inventors
27Inventor score
Filing activity: Apr 19, 1990 → Apr 19, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD319439S | Adjunct answering machine | General | 46 | Expired |
| USD320985S | Integrated answering machine | General | 36 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.