John D. Fourdraine
4Patents
3h-index
3Co-inventors
43Inventor score
Filing activity: Apr 19, 1988 → May 18, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4955070A | Apparatus and method for automatically monitoring broadcast band listening habits | Emerging Cross-Sectional Technologies | 162 | Expired |
| US4958371A | Method and apparatus for determining when a telephone handset is off-hook | Electricity | 62 | Expired |
| US4845741A | Modem ringing supression circuit | Electricity | 6 | Expired |
| US6233804A | Tool for clinching two members together | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.