Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Sound field expanding apparatus with improved tone control system

Sound field expanding apparatus with improved tone control system

US Patent 5937071 · Granted Aug 10, 1999

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Magnetic circuit for acoustic transducer, and speaker unit2025
Acoustic apparatus2025
Switching power supply2025
Signal converter2023
Signal converter2023
Speaker apparatus and acoustic system2023
Speaker controller, signal supplying device, and speaker system2022
Acoustic device2022
Driving control apparatus for actuator2022
Class D amplifier2022
Sensor output device, sound output device, and musical instrument2020
Electroacoustic transducer2018