Inventor · disambiguated record
Koichi Kozuki
Also filed as: KOZUKI KOICHI
19 granted patents·215 citations·filing 1982–1994
95Inventor score
Top patents by PatentIndex Score
19 records- 0187US4461199AElectronic musical instrumentsNIPPON MUSICAL INSTRUMENTS MFG·Filed 1982·Granted Jul 24, 1984·30 cites·10 claims
- 0272US5648629AElectronic musical instrument with resonance soundsYAMAHA CORP·Filed 1994·Granted Jul 15, 1997·26 cites·27 claims
- 0372US4708046AElectronic musical instrument equipped with memorized randomly modifiable accompaniment patternsNIPPON MUSICAL INSTRUMENTS MFG·Filed 1986·Granted Nov 24, 1987·25 cites·2 claims
- 0471US5153361AAutomatic key designating apparatusYAMAHA CORP·Filed 1989·Granted Oct 6, 1992·23 cites·6 claims
- 0567US5553150AReverberation - imparting device capable of modulating an input signal by random numbersYAMAHA CORP·Filed 1994·Granted Sep 3, 1996·20 cites·6 claims
- 0664US4602544APerformance data processing apparatusNIPPON MUSICAL INSTRUMENTS MFG·Filed 1983·Granted Jul 29, 1986·17 cites·11 claims
- 0757US5252773ATone signal generating device for interpolating and filtering stored waveform dataYAMAHA CORP·Filed 1991·Granted Oct 12, 1993·14 cites·8 claims
- 0852US5113744AAutomatic performance apparatus having plural memory areasYAMAHA CORP·Filed 1991·Granted May 19, 1992·12 cites·8 claims
- 0949US4440056AEnvelope wave shape signal generator for an electronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1982·Granted Apr 3, 1984·5 cites·11 claims
- 1041USRE34913EElectronic musical instrumentYAMAHA CORP·Filed 1993·Granted Apr 25, 1995·6 cites·18 claims
- 1141US4538500AApparatus for printing out graphical patternsNIPPON MUSICAL INSTRUMENTS MFG·Filed 1983·Granted Sep 3, 1985·6 cites·6 claims
- 1239US5042355AElectronic musical instrument having an automatic rhythm performance functionYAMAHA CORP·Filed 1989·Granted Aug 27, 1991·6 cites·4 claims
- 1339US4926736AElectronic musical instrument with automatic performance apparatusYAMAHA CORP·Filed 1988·Granted May 22, 1990·6 cites·13 claims
- 1438US4763554AAutomatic rhythm performing apparatus for electronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1986·Granted Aug 16, 1988·6 cites·5 claims
- 1537US5347087ATone generation device capable of varying delay time length at the start of tone generationYAMAHA CORP·Filed 1992·Granted Sep 13, 1994·5 cites·14 claims
- 1633US5177312AElectronic musical instrument having automatic ornamental effectYAMAHA CORP·Filed 1991·Granted Jan 5, 1993·3 cites·7 claims
- 1732US5256831AEnvelope waveform generation apparatusYAMAHA CORP·Filed 1991·Granted Oct 26, 1993·3 cites·14 claims
- 1831US5229535AElectronic musical instrument with a filter device having a relayYAMAHA CORP·Filed 1992·Granted Jul 20, 1993·2 cites·9 claims
- 1929US5245129AElectronic musical instrument which clears a first musical tone prior to generating a second musical toneYAMAHA CORP·Filed 1990·Granted Sep 14, 1993·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →