Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Ultra-high frequency filter with a dielectric resonator tunable in a large band width

Ultra-high frequency filter with a dielectric resonator tunable in a large band width

US Patent 4459570 · Granted Jul 10, 1984

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Smart card based system for telephone-securized transactions1998
Motion-dependent image classification for editing purposes1994
Method and device for evaluating the safety margin of a digital video signal1991
Distribution device for distributing very high data rate digital signals1990
Device for adjusting the polarization of an antenna and a method for the practic1989
Tunable resonator and an ultrahigh-frequency circuit comprising at least one suc1984
Tunable ultra-high frequency filter with variable capacitance tuning devices1983
Ultra-high frequency tuning device of the sliding contact type1983
Microwave filter incorporating dielectric resonators1982