Darrell L. Helms
4Patents
4h-index
6Co-inventors
43Inventor score
Filing activity: Feb 7, 1984 → Jun 23, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5757324A | Low profile antenna array for land-based, mobile radio frequency communication system | Electricity | 39 | Expired |
| US4786914A | Meanderline polarization twister | Electricity | 18 | Expired |
| US4587525A | 180 degree dipole phase shifter | Electricity | 8 | Expired |
| US5815119A | Integrated stacked patch antenna polarizer circularly polarized integrated stacked dual-band patch antenna | Electricity | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.