Inventor · Denzlingen, DE

Herbert Elmis

11Patents
7h-index
15Co-inventors
59Inventor score

Filing activity: Jul 10, 1981 → Jan 30, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US4471299A Circuit for digital phase difference measuring and synchronizing between pulse trains Electricity 28 Expired
US4504799A Digital frequency/phase locked loop Electricity 26 Expired
US4489342A MOSFET Integrated delay circuit for digital signals and its use in color-televison receivers Electricity 19 Expired
US4710814A Television sound receiving circuit for at least one sound channel contained in an RF signal Electricity 14 Expired
US5798802A Video signal clamping circuit Electricity 12 Expired
US4578705A Digital circuit for synchronizing a pulse train Electricity 10 Expired
US4454531A Digital circuit for providing a binary signal on the occurrence of a predetermined frequency ratio of two signals Electricity 8 Expired
US4494243A Frequency divider presettable to fractional divisors Electricity 7 Expired
US4509072A Digital circuit for providing a binary signal on the occurrence of a predetermined frequency ratio of two signals Electricity 5 Expired
US4782385A Frequency conversion of an RF signal transmitted for color-television receivers Electricity 5 Expired
US4506297A Integrated circuit for television receivers comprising a sonic separator with a clamping circuit Electricity 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.