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TOEPHOLM & WESTERMANN

Overview
  • Total Patents
    143
About

TOEPHOLM & WESTERMANN has a total of 143 patent applications. Its first patent ever was published in 1964. It filed its patents most often in WIPO (World Intellectual Property Organization), United States and Canada. Its main competitors in its focus markets audio-visual technology, basic communication technologies and machines are MICROTRONIC NEDERLAND BV, FLARE AUDIO HOLDINGS LTD and SONIONMICROTRONIC NEDERLAND.

Patent filings per year

Chart showing TOEPHOLM & WESTERMANNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Topholm Jan 22
#2 Ludvigsen Carl 14
#3 Toepholm Jan 13
#4 Andersen Henning Haugaard 12
#5 Westermann Soren Erik 10
#6 Toepholm Christian 9
#7 Olsen Joergen Mejner 7
#8 Topholm Christian 7
#9 Baekgaard Lars 7
#10 Westermann Soeren Erik 6

Latest patents

Publication Filing date Title
US2003007657A1 Hearing aid with sudden sound alert
EP1191813A1 A hearing aid with an adaptive filter for suppression of acoustic feedback
WO0101732A1 Hearing aid with controllable directional characteristics
CA2337250A1 Hearing aid system and hearing aid for in-situ fitting
CA2344823A1 Method for in-situ measuring and correcting or adjusting the output signal of a hearing aid with a model processor and hearing aid employing such a method
DK199800921A Ear wax for in-ear hearing aid and aids for use in its insertion and removal
CA2311405A1 A binaural digital hearing aid system
WO9934642A1 Dynamic automatic gain control in a hearing aid
DK42297A Waiting system for in-ear hearing aid
DK42197A Compact modulated in-ear hearing aid
EP0945044A1 Hearing aid with improved percentile estimator
US5995636A Hearing aid
AU2561695A Process for controlling a programmable or program-controlled hearing aid for its in-situ fitting adjustment
DE4441996A1 Hearing aid
US5487012A Method of preparing an otoplasty or adaptive earpiece individually matched to the shape of an auditory canal
DE4340817A1 Circuit arrangement for the automatic control of hearing aids
AU5464294A Circuit arrangement for an integrated output amplifier
AU4949093A Tinnitus-treatment device
DE4308157A1 Remote controllable, in particular programmable hearing aid system
DE4041105A1 METHOD FOR PRODUCING INDIVIDUALLY ADAPTED OTOPLASTICS OR EARPIECES TO THE CONTOURS OF AN EAR CHANNEL