Assignee
TOEPHOLM & WESTERMANN
US·19 granted patents·1 pending application·1,514 citations·filing 1983–2001
Top patents by PatentIndex Score
20 records- 0196US5487012AMethod of preparing an otoplasty or adaptive earpiece individually matched to the shape of an auditory canalTOEPHOLM & WESTERMANN·Filed 1994·Granted Jan 23, 1996·253 cites·38 claims
- 0295US5687241ACircuit arrangement for automatic gain control of hearing aidsTOEPHOLM & WESTERMANN·Filed 1994·Granted Nov 11, 1997·127 cites·34 claims
- 0395US4550227AIn-the-ear hearing aidTOEPHOLM & WESTERMANN·Filed 1984·Granted Oct 29, 1985·80 cites·9 claims
- 0494US5202927ARemote-controllable, programmable, hearing aid systemTOEPHOLM & WESTERMANN·Filed 1991·Granted Apr 13, 1993·174 cites·7 claims
- 0594US4947432AProgrammable hearing aidTOEPHOLM & WESTERMANN·Filed 1987·Granted Aug 7, 1990·200 cites·15 claims
- 0687US5710819ARemotely controlled, especially remotely programmable hearing aid systemTOEPHOLM & WESTERMANN·Filed 1994·Granted Jan 20, 1998·103 cites·9 claims
- 0787US4585089ACoupling element for a hearing aidTOEPHOLM & WESTERMANN·Filed 1984·Granted Apr 29, 1986·80 cites·1 claims
- 0885US6748093B2Hearing aid with a tightening ringTOEPHOLM & WESTERMANN·Filed 2001·Granted Jun 8, 2004·43 cites·14 claims
- 0983US5325872ATinnitus maskerTOEPHOLM & WESTERMANN·Filed 1991·Granted Jul 5, 1994·80 cites·13 claims
- 1080US6272229B1Hearing aid with adaptive matching of microphonesTOEPHOLM & WESTERMANN·Filed 1999·Granted Aug 7, 2001·96 cites·14 claims
- 1174US5878146AHearing aidTOEPHOLM & WESTERMANN·Filed 1995·Granted Mar 2, 1999·60 cites·5 claims
- 1268US4706778AIn-the-ear-canal hearing aidTOEPHOLM & WESTERMANN·Filed 1986·Granted Nov 17, 1987·44 cites·5 claims
- 1365US4800636AProcess for manufacturing an in-the-ear canal hearing aidTOEPHOLM & WESTERMANN·Filed 1986·Granted Jan 31, 1989·40 cites·15 claims
- 1464US6339647B1Hearing aid with beam forming propertiesTOEPHOLM & WESTERMANN·Filed 1999·Granted Jan 15, 2002·41 cites·12 claims
- 1564US5995636AHearing aidTOEPHOLM & WESTERMANN·Filed 1995·Granted Nov 30, 1999·40 cites·12 claims
- 1661US5105904ACerumen trap for hearing aidsTOEPHOLM & WESTERMANN·Filed 1989·Granted Apr 21, 1992·35 cites·4 claims
- 1743US2003007657A1Hearing aid with sudden sound alertTOEPHOLM & WESTERMANN·Filed 2001·Application pending·0 cites
- 1840US4575586AApparatus for use in the adjustment of the secondary adjustment means of a hearing aidTOEPHOLM & WESTERMANN·Filed 1983·Granted Mar 11, 1986·9 cites·5 claims
- 1937US5300904ACircuit arrangement for the tank circuit of a high-frequency transmitter output stage operated with frequency shift keyingTOEPHOLM & WESTERMANN·Filed 1991·Granted Apr 5, 1994·7 cites·4 claims
- 2026US5578963AIntegrated amplifier with flat gain for high and low impedance loadsTOEPHOLM & WESTERMANN·Filed 1993·Granted Nov 26, 1996·2 cites·4 claims
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