The Patent Finder

Broadcast Electronics, Inc.

Also on record
Records under this name other than the patents Broadcast Electronics, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 1 patents it holds.

Showing 1 to 8 of 8 · Back to Broadcast Electronics, Inc.

PatentTitleStatus Expires Confidence
US 7,092,269Phase to Amplitude H-Bridge Switching Circuit
Lapsed on the fee record
Ended Aug 15, 2014 · High confidence
Lapsed on the fee recordEnded Aug 15, 2014High confidence
US 4,334,203Second harmonic suppressor for power amplifier tank circuit
Formerly held
Term ended
Term ended no later than Jun 8, 2002 · Low confidence
Term endedTerm ended no later than Jun 8, 2002Low confidence
US 4,363,000Power amplifier tank circuit
Formerly held
Term ended
Term ended no later than Dec 7, 2002 · Low confidence
Term endedTerm ended no later than Dec 7, 2002Low confidence
US 4,558,285Impedance-matching device for power amplifier circuit
Formerly held
Term ended
Term ended no later than Dec 10, 2005 · Low confidence
Term endedTerm ended no later than Dec 10, 2005Low confidence
US 4,638,504Independent channel modulation system for AM stereo
Formerly held
Term ended
Term ended no later than Jan 20, 2007 · Low confidence
Term endedTerm ended no later than Jan 20, 2007Low confidence
US 5,247,264Combining circuit for Class-E RF power amplifiers
Term ended
Term ended no later than Sep 21, 2013 · Low confidence
Term endedTerm ended no later than Sep 21, 2013Low confidence
US 5,276,357High efficiency quasi-square wave drive circuit for switching power amplifiers
Term ended
Term ended no later than Jan 4, 2014 · Low confidence
Term endedTerm ended no later than Jan 4, 2014Low confidence
US 5,327,337Resonant push-pull switching power amplifier
Term ended
Term ended no later than Jul 5, 2014 · Low confidence
Term endedTerm ended no later than Jul 5, 2014Low confidence
The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited