Michael J. Josypenko
22Patents
10h-index
2Co-inventors
65Inventor score
Filing activity: Oct 17, 1990 → May 23, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6118406A | Broadband direct fed phased array antenna comprising stacked patches | Electricity | 76 | Expired |
| US6133891A | Quadrifilar helix antenna | Electricity | 37 | Expired |
| US6344834B1 | Low angle, high angle quadrifilar helix antenna | Electricity | 32 | Expired |
| US6268834A | Inductively shorted bicone antenna | Electricity | 27 | Expired |
| US5138331A | Broadband quadrifilar phased array helix | Electricity | 22 | Expired |
| US6407720B1 | Capacitively loaded quadrifilar helix antenna | Electricity | 18 | Expired |
| US6765541B1 | Capacitatively shunted quadrifilar helix antenna | Electricity | 16 | Expired |
| US6288686A | Tapered direct fed quadrifilar helix antenna | Electricity | 14 | Expired |
| US6246379A | Helix antenna | Electricity | 11 | Expired |
| US9257736B1 | Broadband spiral transmission line power splitter | Electricity | 11 | Active |
| US6127983A | Wideband antenna for towed low-profile submarine buoy | Electricity | 10 | Expired |
| US8314750B1 | Slotted bifilar or quadrifilar helix antenna | Electricity | 9 | Active |
| US8547291B1 | Direct fed bifilar helix antenna | Electricity | 7 | Active |
| USRE42533E1 | Capacitatively shunted quadrifilar helix antenna | General | 5 | Active |
| US9077080B1 | Inductively shorted bicone fed tapered dipole antenna | Electricity | 5 | Active |
| US8525751B1 | Tapered direct fed bifilar helix antenna | Electricity | 4 | Active |
| US5471182A | Broadband pressure barrier for circular waveguide | Electricity | 4 | Expired |
| US5488336A | Broadband waveguide pressure window | Electricity | 3 | Expired |
| US7629938B1 | Open Yaggi antenna array | Electricity | 2 | Active |
| US8427387B1 | Broadband spiral transmission line phase shifting power splitter | Electricity | 1 | Active |
| US8395559B1 | Capacitive loaded grid antenna | Electricity | 1 | Active |
| US8487824B1 | Zero degree grid antenna | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.