Inventor · disambiguated record
Fred Waldhauer
Also filed as: WALDHAUER FRED · WALDHAUER FRED D
8 granted patents·1,072 citations·filing 1988–2000
92Inventor score
Top patents by PatentIndex Score
8 records- 0197US5524056AHearing aid having plural microphones and a microphone switching systemETYMOTIC RES INC·Filed 1993·Granted Jun 4, 1996·315 cites·21 claims
- 0297US5278912AMultiband programmable compression systemRESOUND CORP·Filed 1991·Granted Jan 11, 1994·187 cites·24 claims
- 0396US6327370B1Hearing aid having plural microphones and a microphone switching systemETYMOTIC RES INC·Filed 2000·Granted Dec 4, 2001·131 cites·12 claims
- 0495US4882762AMulti-band programmable compression systemRESOUND CORP·Filed 1988·Granted Nov 21, 1989·202 cites·14 claims
- 0594US6101258AHearing aid having plural microphones and a microphone switching systemETYMOTIC RES INC·Filed 1997·Granted Aug 8, 2000·127 cites·17 claims
- 0691US5488668AMultiband programmable compression systemRESOUND CORP·Filed 1993·Granted Jan 30, 1996·70 cites·3 claims
- 0754US4882761ALow voltage programmable compressorRESOUND CORP·Filed 1988·Granted Nov 21, 1989·27 cites·13 claims
- 0851US4868517AVariolosserRESOUND CORP·Filed 1988·Granted Sep 19, 1989·13 cites·17 claims
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