Joel M. Marks
2Patents
2h-index
7Co-inventors
30Inventor score
Filing activity: Nov 30, 1989 → Mar 18, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5109408A | Arrangement for intentionally blocking telephone calls to predefined destination numbers but allowing such blocking to be selectively overridden | Emerging Cross-Sectional Technologies | 59 | Expired |
| US5640319A | Switch control methods and apparatus | Electricity | 40 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.