Dietmar Ehrhardt
5Patents
5h-index
7Co-inventors
45Inventor score
Filing activity: Aug 25, 1986 → May 31, 1989
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4789897A | Frequency converting apparatus for converting an RF television signal to a video signal employing low IF techniques | Electricity | 35 | Expired |
| US4710814A | Television sound receiving circuit for at least one sound channel contained in an RF signal | Electricity | 14 | Expired |
| US4901151A | Television receiving section with digital stages | Electricity | 9 | Expired |
| US4782385A | Frequency conversion of an RF signal transmitted for color-television receivers | Electricity | 5 | Expired |
| US4974086A | Frequency conversion circuit for a color television channel | Electricity | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.