Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Directional microphone arrangement

Directional microphone arrangement

US Patent 4712244 · Granted Dec 8, 1987

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Hearing aid with adjustable frequency response1991
Hearing aid with adjustable frequency response1991
Hearing aid with adjustable frequency response1991
Apparatus for the transmission of speech1990
Method and system of background noise suppression in an audio circuit particular1989
Tactile hearing aid1988
Hearing aid with locating microphones1988
Hearing aid with locating microphones1988
Method for the electrical stimulation of the auditory nerve and multichannel hea1984
Method for operating a speech recognition device1983
Method for generating acoustical speech signals which can be understood by perso1983
Electro-acoustical measuring device and method1983