Inventor · disambiguated record
Kazuhisa Okamura
Also filed as: OKAMURA KAZUHISA
24 granted patents·1 pending application·341 citations·filing 1987–2010
96Inventor score
Top patents by PatentIndex Score
25 records- 0197US6751228B1Packet handler of audio data by isochronous modeYAMAHA CORP·Filed 2000·Granted Jun 15, 2004·85 cites·20 claims
- 0287US6940855B2Packet handler of audio data by isochronous modeYAMAHA CORP·Filed 2004·Granted Sep 6, 2005·19 cites·4 claims
- 0384US5347478AMethod of and device for compressing and reproducing waveform dataYAMAHA CORP·Filed 1992·Granted Sep 13, 1994·47 cites·52 claims
- 0473US4813326AMethod and apparatus for synthesizing music tones with high harmonic contentYAMAHA CORP·Filed 1987·Granted Mar 21, 1989·25 cites·21 claims
- 0568US5652797ASound effect imparting apparatusYAMAHA CORP·Filed 1996·Granted Jul 29, 1997·30 cites·22 claims
- 0664US6934287B2Packet handler of audio data by isochronous modeYAMAHA CORP·Filed 2004·Granted Aug 23, 2005·7 cites·6 claims
- 0762US5376750AElectronic musical instrument having working RAM controlled by plural CPUsYAMAHA CORP·Filed 1992·Granted Dec 27, 1994·17 cites·10 claims
- 0857US5489746AData storage and generation device having improved storage efficiencyYAMAHA CORP·Filed 1995·Granted Feb 6, 1996·19 cites·23 claims
- 0957US5252773ATone signal generating device for interpolating and filtering stored waveform dataYAMAHA CORP·Filed 1991·Granted Oct 12, 1993·14 cites·8 claims
- 1056US7459625B2Waveform processing apparatus with versatile data busYAMAHA CORP·Filed 2006·Granted Dec 2, 2008·1 cites·7 claims
- 1156US5613147ASignal processor having a delay ram for generating sound effectsYAMAHA CORP·Filed 1995·Granted Mar 18, 1997·18 cites·13 claims
- 1255US4899632AMulti-recording apparatus of an electronic musical instrumentYAMAHA CORP·Filed 1988·Granted Feb 13, 1990·13 cites·11 claims
- 1354US6359206B2Tone signal processing apparatus with intermittent clock supplyYAMAHA CORP·Filed 2001·Granted Mar 19, 2002·5 cites·17 claims
- 1451US6770806B2Tone signal processing apparatus with intermittent clock supplyYAMAHA CORP·Filed 2001·Granted Aug 3, 2004·4 cites·15 claims
- 1550US6351475B1Mixing apparatus with compatible multiplexing of internal and external voice signalsYAMAHA CORP·Filed 1998·Granted Feb 26, 2002·14 cites·31 claims
- 1649US7220908B2Waveform processing apparatus with versatile data busYAMAHA CORP·Filed 2003·Granted May 22, 2007·2 cites·34 claims
- 1749US2008156175A1Waveform processing apparatus with versatile data busYAMAHA CORP·Filed 2008·Application pending·0 cites
- 1840USRE43076EWaveform processing apparatus with versatile data busOKAMURA KAZUHISA·Filed 2010·Granted Jan 10, 2012·0 cites·8 claims
- 1940USRE40364ETone signal processing apparatus with intermittent clock supplyYAMAHA CORP·Filed 2004·Granted Jun 10, 2008·0 cites·20 claims
- 2040US5247130ATone signal processing apparatus employing a digital filter having improved signal delay loopYAMAHA CORP·Filed 1991·Granted Sep 21, 1993·6 cites·8 claims
- 2139US6085309ASignal processing apparatusYAMAHA CORP·Filed 1997·Granted Jul 4, 2000·8 cites·13 claims
- 2232US5365467ASignal processor for providing variable acoustic effectYAMAHA CORP·Filed 1993·Granted Nov 15, 1994·2 cites·4 claims
- 2332US5256831AEnvelope waveform generation apparatusYAMAHA CORP·Filed 1991·Granted Oct 26, 1993·3 cites·14 claims
- 2431US5229535AElectronic musical instrument with a filter device having a relayYAMAHA CORP·Filed 1992·Granted Jul 20, 1993·2 cites·9 claims
- 2529US5359145ATime-divisional data registerYAMAHA CORP·Filed 1993·Granted Oct 25, 1994·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →