Inventor · disambiguated record
Kanehisa Tsurumi
Also filed as: TSURUMI KANEHISA
12 granted patents·689 citations·filing 1990–2004
94Inventor score
Top patents by PatentIndex Score
12 records- 0192US6074215AOnline karaoke system with data distribution by broadcastingYAMAHA CORP·Filed 1998·Granted Jun 13, 2000·122 cites·15 claims
- 0289US5804752AKaraoke apparatus with individual scoring of duet singersYAMAHA CORP·Filed 1997·Granted Sep 8, 1998·92 cites·21 claims
- 0387US5689081ANetwork karaoke system of broadcast type having supplementary communication channelYAMAHA CORP·Filed 1996·Granted Nov 18, 1997·111 cites·8 claims
- 0485US6352432B1Karaoke apparatusYAMAHA CORP·Filed 1998·Granted Mar 5, 2002·94 cites·9 claims
- 0583US5824934AKaraoke system including host apparatus that downloads information file based on list of necessary information filesYAMAHA CORP·Filed 1996·Granted Oct 20, 1998·65 cites·8 claims
- 0682US5119710AMusical tone generatorNIPPON MUSICAL INSTRUMENTS MFG·Filed 1991·Granted Jun 9, 1992·42 cites·3 claims
- 0775US5833469AMethod of operating a karaoke network system with system program distribution and karaoke network systemYAMAHA CORP·Filed 1996·Granted Nov 10, 1998·43 cites·12 claims
- 0871US5574949AMulti-access local area network using a standard protocol for transmitting MIDI data using a specific data frame protocolYAMAHA CORP·Filed 1993·Granted Nov 12, 1996·24 cites·6 claims
- 0969US5890910AMethod of managing information files in a communication karaoke apparatus and a communication karaoke apparatusYAMAHA CORP·Filed 1996·Granted Apr 6, 1999·32 cites·4 claims
- 1056US5274637AToken-ring-type local area networkYAMAHA CORP·Filed 1990·Granted Dec 28, 1993·36 cites·10 claims
- 1153US5257259ARing-type local area networkYAMAHA CORP·Filed 1991·Granted Oct 26, 1993·27 cites·4 claims
- 1237US7385129B2Music reproducing systemYAMAHA CORP·Filed 2004·Granted Jun 10, 2008·1 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →