Andrew A. Efanov
9Patents
6h-index
23Co-inventors
63Inventor score
Filing activity: Oct 23, 2000 → Sep 7, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6657595B1 | Sensor-driven adaptive counterpoise antenna system | Electricity | 212 | Expired |
| US6421016B1 | Antenna system with channeled RF currents | Electricity | 89 | Expired |
| US6600450B1 | Balanced multi-band antenna system | Electricity | 57 | Expired |
| US6348897B1 | Multi-function antenna system for radio communication device | Electricity | 26 | Expired |
| US7292195B2 | Energy diversity antenna and system | Electricity | 8 | Expired |
| US9276321B2 | Diagonally-driven antenna system and method | Electricity | 6 | Active |
| US9653813B2 | Diagonally-driven antenna system and method | Electricity | 4 | Active |
| US9800965B2 | Multi-microphone porting and venting structure for a communication device | Electricity | 3 | Active |
| US12015200B2 | Interface structures for wireless communication devices | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.