Darrell A. Pfeffer
4Patents
4h-index
6Co-inventors
43Inventor score
Filing activity: Apr 12, 1982 → Feb 10, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5390362A | User extendible voice transmission paging system and operating method | Electricity | 51 | Expired |
| US6529728B1 | Method and apparatus in a wireless communication system for selectively providing information specific to a location | Electricity | 35 | Expired |
| US5355126A | Selective call system interactive with a wide area selective call system | Electricity | 26 | Expired |
| US4468605A | Timed voltage clamp for battery charger | Electricity | 25 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.