Eric C. Kulberg
5Patents
5h-index
9Co-inventors
45Inventor score
Filing activity: Sep 22, 1995 → Jun 30, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5850612A | Multi-axis vertically corrected antenna for handheld wireless communications devices | Electricity | 30 | Expired |
| US5734716A | Magnetically driven vertically correcting antenna for portable telephones | Electricity | 24 | Expired |
| US5844985A | Vertically correcting antenna for portable telephone handsets | Electricity | 22 | Expired |
| USD427143S | Battery pack | General | 5 | Expired |
| USD397110S | Portable telephone | General | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.