Inventor · disambiguated record
David T. Starkey
Also filed as: STARKEY DAVID · STARKEY DAVID T · STARKEY DAVID THOMAS · WANGARD WILLIAM
16 granted patents·1 pending application·243 citations·filing 1979–2019
94Inventor score
Top patents by PatentIndex Score
17 records- 0190US7843575B1Reflective piano keyboard scannerMidi9 LLC·Filed 2008·Granted Nov 30, 2010·22 cites·19 claims
- 0286US8013234B1Reflective piano keyboard scannerMidi9 LLC·Filed 2010·Granted Sep 6, 2011·11 cites·20 claims
- 0382US5001339AOpto-electronic sensing method and device for an acoustic pianoGULBRANSEN INC·Filed 1989·Granted Mar 19, 1991·37 cites·13 claims
- 0473US6178245B1Audio signal generator to emulate three-dimensional audio signalsNAT SEMICONDUCTOR CORP·Filed 2000·Granted Jan 23, 2001·23 cites·9 claims
- 0570US4953437AMethod and apparatus for digitally generating musical notesGULBRANSEN INC·Filed 1989·Granted Sep 4, 1990·24 cites·5 claims
- 0669US8159683B1Reflective piano keyboard scannerSTARKEY DAVID T·Filed 2010·Granted Apr 17, 2012·4 cites·20 claims
- 0768US4475427AFrequency independent ramp generatorNORLIN IND INC·Filed 1981·Granted Oct 9, 1984·12 cites·6 claims
- 0867US5231283AOpto-electronic sensing method and device for an acoustic pianoGULBRANSEN INC·Filed 1990·Granted Jul 27, 1993·30 cites·5 claims
- 0967US4602545ADigital signal generator for musical notesCBS INC·Filed 1985·Granted Jul 29, 1986·21 cites·8 claims
- 1059US5196639AMethod and apparatus for producing an electronic representation of a musical sound using coerced harmonicsGULBRANSEN INC·Filed 1990·Granted Mar 23, 1993·17 cites·14 claims
- 1155US4941387AMethod and apparatus for intelligent chord accompanimentGULBRANSEN INC·Filed 1988·Granted Jul 17, 1990·14 cites·3 claims
- 1251US4969385AReassignment of digital oscillators according to amplitudeGULBRANSEN INC·Filed 1989·Granted Nov 13, 1990·15 cites·5 claims
- 1348US4208939AData encoder for an electronic musical instrumentNORLIN IND INC·Filed 1979·Granted Jun 24, 1980·10 cites·21 claims
- 1435US2020386530A1Inductive Position and Velocity EstimatorSTARKEY DAVID T·Filed 2019·Application pending·0 cites
- 1534USD841728SCircular pianoPIANOARC LLC·Filed 2016·Granted Feb 26, 2019·2 cites·1 claims
- 1633US4375176AKeyboard latch for electronic organNORLIN IND INC·Filed 1980·Granted Mar 1, 1983·1 cites·9 claims
- 1729US4322996AAlternating repeat keying signal generatorNORLIN IND INC·Filed 1980·Granted Apr 6, 1982·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →