NHA A/S

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS 1106

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5276739 Programmable hybrid hearing aid with digital signal processingMay 26, 92Jan 04, 94[H04R]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5243662 Electrodynamic sound generator for hearing aidsExpiredDec 13, 91Sep 07, 93[H04R]

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