Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Telephone switch hook interface circuit

Telephone switch hook interface circuit

US Patent 5859906 · Granted Jan 12, 1999

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Robust digital channels2019
Robust digital channels2018
Media registration and authorization on a media player2017
Highlighting an object displayed by a pico projector2017
System and method for processing and decoding MPEG compatible data and internet 2015
Frequency translation module frequency limiting amplifier2014
Fast channel change in a digital television receiver2013
Frequency translation module data clamp2012
Method and apparatus for setting a voltage controlled crystal oscillator in a vi2010
Apparatus for verifying a low noise block output voltage2010
System for automatically forming a program guide from information derived from m2009
System for processing and decoding MPEG compatible data and internet information2008