Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Depth dependent bandpass of ultrasound signals using heterodyne mixing

Depth dependent bandpass of ultrasound signals using heterodyne mixing

US Patent 5218869 · Granted Jun 15, 1993

Estimated economic value: $1,458,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Voltage control and power factor correction in AC induction motors2010
Telecommunication systems for providing cellular service to RF shadows2010
Voltage control and power factor correction in AC induction motors2009
Apparatus for converting TV audio signals for reception on a nearby AM and/or FM1998
Power factor corrector for A.C. induction motors1997
Apparatus for converting TV audio signals for reception on a nearby AM and/or FM1997
Method and apparatus for deterring theft of manually operated wheeled vehicles1996