Inventor · disambiguated record
Emmett H. Chapman
Also filed as: CHAPMAN EMMETT H
16 granted patents·363 citations·filing 1976–2009
95Inventor score
Files withCHAPMAN EMMETT H11
Top patents by PatentIndex Score
16 records- 0192US8324489B1“Railboard” fingerboard with integrated frets for stringed musical instrumentsCHAPMAN EMMETT H·Filed 2009·Granted Dec 4, 2012·18 cites·28 claims
- 0289US5140887AStringless fingerboard synthesizer controllerCHAPMAN EMMETT H·Filed 1991·Granted Aug 25, 1992·65 cites·11 claims
- 0384US6369306B2Fret system in stringed musical instrumentsFiled 2000·Granted Apr 9, 2002·21 cites·20 claims
- 0484US6043422ACompartmentalized pickup module for stringed musical instrumentsFiled 1999·Granted Mar 28, 2000·64 cites·27 claims
- 0578US6462259B1Nut assembly for stringed musical instrumentFiled 2000·Granted Oct 8, 2002·17 cites·20 claims
- 0675US5079536APressure transducer for musical instrument controlCHAPMAN EMMETT H·Filed 1990·Granted Jan 7, 1992·30 cites·20 claims
- 0775US4633754AFret rod for stringed musical instrumentsCHAPMAN EMMETT H·Filed 1986·Granted Jan 6, 1987·25 cites·7 claims
- 0873US6452077B1Disengagable string damper for a musical instrumentFiled 2000·Granted Sep 17, 2002·14 cites·17 claims
- 0970US7629521B1Versatile neck truss system for stringed musical instrumentsCHAPMAN EMMETT H·Filed 2008·Granted Dec 8, 2009·7 cites·14 claims
- 1070US4649785AMusical timbre modification methodCHAPMAN EMMETT H·Filed 1980·Granted Mar 17, 1987·13 cites·4 claims
- 1167US4922797ALayered voice musical self-accompaniment systemCHAPMAN EMMETT H·Filed 1988·Granted May 8, 1990·21 cites·9 claims
- 1263US5285710AAdjustable bridge for a stringed musical instrumentCHAPMAN EMMETT H·Filed 1992·Granted Feb 15, 1994·17 cites·15 claims
- 1362USD275111SElectronic timbre controller for musical instrumentsCHAPMAN EMMETT H·Filed 1982·Granted Aug 14, 1984·8 cites·1 claims
- 1461US4142436AMethod of playing stringed musical instrumentCHAPMAN EMMETT H·Filed 1976·Granted Mar 6, 1979·16 cites·4 claims
- 1558US4953435ARear-access trussed neck construction for stringed musical instrumentsCHAPMAN EMMETT H·Filed 1990·Granted Sep 4, 1990·15 cites·11 claims
- 1650US6084165ARetractable tail on a stringed instrument bodyFiled 1997·Granted Jul 4, 2000·12 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →