Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Intercarrier sound system

Intercarrier sound system

US Patent 4199787 · Granted Apr 22, 1980

Estimated economic value: $907,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Percussive shovel for robotic applications2012
Clipper circuitry1995
Chroma burst detection system1995
Controlled-gain transistor amplifier without D-C shift or signal phase reversal 1993
Current gain compensation arrangement1989
On/off control circuitry for television1988
Start-up control circuitry for a television apparatus1988
Level shifter for a power supply regulator in a television apparatus1987
Odd harmonic signal generator1986
Full wave rectifier circuit for small signals1985
PLL Oscillator synchronizing system with matrix for phase correction1984
AFT circuit1980