Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Ultrasonic transceiver circuit for level sensing

Ultrasonic transceiver circuit for level sensing

US Patent 4400976 · Granted Aug 30, 1983

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Tennis ball retriever2011
Automated electrical wiring inspection system2009
Automated electrical wiring inspection system2008
Electrical wiring inspection system2006
Parallel arc fault diagnostic for aircraft wiring2005
Series arc fault diagnostic for aircraft wiring2005
Parallel insulation fault detection system2005
Parallel arc fault diagnostic for aircraft wiring2004
Circuit and method for measuring the conductivity of an aqueous sample2004
Instruments for measuring the total organic carbon content of water2002
NDIR instrument2000
Method and apparatus for detecting arcing in AC power systems by monitoring high1998