Inventor · disambiguated record
Eisaku Okamoto
Also filed as: OKAMOTO EISAKU
21 granted patents·357 citations·filing 1975–1993
96Inventor score
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21 records- 0192US4484507AAutomatic performance device with tempo follow-up functionNIPPON MUSICAL INSTRUMENTS MFG·Filed 1983·Granted Nov 27, 1984·61 cites·29 claims
- 0287US4461199AElectronic musical instrumentsNIPPON MUSICAL INSTRUMENTS MFG·Filed 1982·Granted Jul 24, 1984·30 cites·10 claims
- 0385US4345501AAutomatic performance tempo control deviceNIPPON MUSICAL INSTRUMENTS MFG·Filed 1981·Granted Aug 24, 1982·26 cites·8 claims
- 0484US4378720AElectronic musical instrument having musical performance training systemNIPPON MUSICAL INSTRUMENTS MFG·Filed 1980·Granted Apr 5, 1983·26 cites·8 claims
- 0583US4417494AAutomatic performing apparatus of electronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1981·Granted Nov 29, 1983·24 cites·2 claims
- 0678US4364299AElectronic musical instrument having system for judging player's performanceNIPPON MUSICAL INSTRUMENTS MFG·Filed 1980·Granted Dec 21, 1982·33 cites·11 claims
- 0776US4402244AAutomatic performance device with tempo follow-up functionNIPPON MUSICAL INSTRUMENTS MFG·Filed 1981·Granted Sep 6, 1983·27 cites·77 claims
- 0871US4466324AAutomatic performing apparatus of electronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1981·Granted Aug 21, 1984·13 cites·7 claims
- 0969US4406203AAutomatic performance device utilizing data having various word lengthsNIPPON MUSICAL INSTRUMENTS MFG·Filed 1981·Granted Sep 27, 1983·14 cites·8 claims
- 1069US4375776ATone property control device in electronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1978·Granted Mar 8, 1983·13 cites·7 claims
- 1164US4344344AElectronic musical instrument having musical performance training systemNIPPON MUSICAL INSTRUMENTS MFG·Filed 1980·Granted Aug 17, 1982·10 cites·12 claims
- 1257US4214500AElectronic musical instrumentsNIPPON MUSICAL INSTRUMENTS MFG·Filed 1978·Granted Jul 29, 1980·8 cites·11 claims
- 1357US4028978ASynthesizer type electronic musical instrument with volume envelope decay time controlNIPPON MUSICAL INSTRUMENTS MFG·Filed 1975·Granted Jun 14, 1977·8 cites·5 claims
- 1456US4703681AKey depression indicating device for electronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1986·Granted Nov 3, 1987·17 cites·9 claims
- 1550US4335639APreferential circuit for electronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1980·Granted Jun 22, 1982·6 cites·6 claims
- 1649US4882964APercussive musical tone generator systemYAMAHA CORP·Filed 1988·Granted Nov 28, 1989·10 cites·18 claims
- 1749US4387620AAutomatic performing apparatus for musical performance data with main routine data and subroutine dataNIPPON MUSICAL INSTRUMENTS MFG·Filed 1981·Granted Jun 14, 1983·11 cites·5 claims
- 1848US4887504AAutomatic accompaniment apparatus realizing automatic accompaniment and manual performance selectable automaticallyYAMAHA CORP·Filed 1987·Granted Dec 19, 1989·9 cites·3 claims
- 1941USRE34913EElectronic musical instrumentYAMAHA CORP·Filed 1993·Granted Apr 25, 1995·6 cites·18 claims
- 2034US4098162ASynthesizer type electronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1976·Granted Jul 4, 1978·3 cites·6 claims
- 2132US4413545AMusic data reading type electronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1981·Granted Nov 8, 1983·2 cites·6 claims
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