Inventor · disambiguated record
Donn R. Werrbach
Also filed as: WERRBACH DONN · WERRBACH DONN R
21 granted patents·653 citations·filing 1984–1999
96Inventor score
Top patents by PatentIndex Score
21 records- 0196US5483600AWave dependent compressorAPHEX SYSTEMS LTD·Filed 1994·Granted Jan 9, 1996·144 cites·33 claims
- 0294US5463695APeak accelerated compressorAPHEX SYSTEMS LTD·Filed 1994·Granted Oct 31, 1995·105 cites·62 claims
- 0392US5737432ASplit-band clipperAPHEX SYSTEMS LTD·Filed 1996·Granted Apr 7, 1998·87 cites·18 claims
- 0487US5359665AAudio bass frequency enhancementAPHEX SYSTEMS LTD·Filed 1993·Granted Oct 25, 1994·54 cites·7 claims
- 0581US5485077AConcentric servo voltage regulator utilizing an inner servo loop and an outer servo loopAPHEX SYSTEMS LTD·Filed 1993·Granted Jan 16, 1996·41 cites·29 claims
- 0680US4578648ADynamic verification gate circuitWERRBACH DONN R·Filed 1984·Granted Mar 25, 1986·24 cites·7 claims
- 0774US6266423B1Microphone output limiterAPHEX SYSTEMS LTD·Filed 1998·Granted Jul 24, 2001·32 cites·23 claims
- 0873US5930374APhase coherent crossoverAPHEX SYSTEMS LTD·Filed 1996·Granted Jul 27, 1999·52 cites·13 claims
- 0968US4843626AMultiband limiter with automatic limiting threshold (ALT) compensationWERRBACH DONN R·Filed 1986·Granted Jun 27, 1989·19 cites·15 claims
- 1061US4939471AImpulse detection circuitAPHEX SYSTEMS LTD·Filed 1989·Granted Jul 3, 1990·15 cites·7 claims
- 1161US4633501AProgram dependent crossover filter (PDC)WERRBACH DONN R·Filed 1985·Granted Dec 30, 1986·13 cites·1 claims
- 1251US5422602AFrequency discriminate levelerAPHEX SYSTEMS LTD·Filed 1994·Granted Jun 6, 1995·12 cites·13 claims
- 1348US5898395ADrift canceling method and apparatus for analog to digital convertersAPHEX SYSTEMS LTD·Filed 1997·Granted Apr 27, 1999·16 cites·21 claims
- 1447US5334947ALogic enhanced noise gateAPHEX SYSTEMS LTD·Filed 1993·Granted Aug 2, 1994·10 cites·25 claims
- 1537US6160448ADigitally-controlled low noise variable-gain amplifierAPHEX SYSTEMS·Filed 1999·Granted Dec 12, 2000·8 cites·25 claims
- 1637US5450034AReflected plate amplifierAPHEX SYSTEMS LTD·Filed 1994·Granted Sep 12, 1995·5 cites·35 claims
- 1737US5424488ATransient discriminate harmonics generatorAPHEX SYSTEMS LTD·Filed 1993·Granted Jun 13, 1995·6 cites·40 claims
- 1834US5896458ASticky levelerAPHEX SYSTEMS LTD·Filed 1997·Granted Apr 20, 1999·4 cites·6 claims
- 1932US5155769ADiscrete parallel path modulation multiplexerAPHEX SYSTEMS LTD·Filed 1991·Granted Oct 13, 1992·4 cites·4 claims
- 2031US5848167ADistributed pre-emphasis equalizerAPHEX SYSTEMS LTD·Filed 1997·Granted Dec 8, 1998·2 cites·17 claims
- 2130US5612612AFunctional control block for voltage regulator with dual servo loopsAPHEX SYSTEMS LTD·Filed 1995·Granted Mar 18, 1997·0 cites·48 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →