Inventor · disambiguated record
Naoaki Matsumoto
Also filed as: MATSUMOTO NAOAKI
13 granted patents·1 pending application·347 citations·filing 1984–2006
93Inventor score
Top patents by PatentIndex Score
14 records- 0196US6625293B1MicrophoneSONY CORP·Filed 2000·Granted Sep 23, 2003·116 cites·4 claims
- 0290US4919031AElectronic stringed instrument of the type for controlling musical tones in response to string vibrationCASIO COMPUTER CO LTD·Filed 1988·Granted Apr 24, 1990·43 cites·16 claims
- 0390US4651612AElectronic musical instrument with play guide functionCASIO COMPUTER CO LTD·Filed 1984·Granted Mar 24, 1987·38 cites·6 claims
- 0475US5206446AElectronic musical instrument having a plurality of tone generation modesCASIO COMPUTER CO LTD·Filed 1990·Granted Apr 27, 1993·29 cites·7 claims
- 0574US5113742AElectronic stringed instrumentCASIO COMPUTER CO LTD·Filed 1991·Granted May 19, 1992·23 cites·6 claims
- 0672US4895060AElectronic device of a type in which musical tones are produced in accordance with pitches extracted from input waveform signalsCASIO COMPUTER CO LTD·Filed 1988·Granted Jan 23, 1990·24 cites·15 claims
- 0764US4624170AElectronic musical instrument with automatic accompaniment functionCASIO COMPUTER CO LTD·Filed 1985·Granted Nov 25, 1986·21 cites·9 claims
- 0863US4624171AAuto-playing apparatusCASIO COMPUTER CO LTD·Filed 1986·Granted Nov 25, 1986·16 cites·9 claims
- 0961US5094137AElectronic stringed instrument with control of musical tones in response to a string vibrationCASIO COMPUTER CO LTD·Filed 1990·Granted Mar 10, 1992·13 cites·5 claims
- 1053US7235951B2Charging apparatusSONY CORP·Filed 2006·Granted Jun 26, 2007·1 cites·5 claims
- 1150US4662262AElectronic musical instrument having autoplay functionCASIO COMPUTER CO LTD·Filed 1986·Granted May 5, 1987·10 cites·8 claims
- 1242US4920850AElectronic musical instrument with data modification means for modifying output soundCASIO COMPUTER CO LTD·Filed 1989·Granted May 1, 1990·8 cites·8 claims
- 1342US2005024019A1Charging apparatusSONY CORP·Filed 2004·Application pending·0 cites
- 1437US5025701ASound source apparatusCASIO COMPUTER CO LTD·Filed 1989·Granted Jun 25, 1991·5 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →