Inventor · disambiguated record
Satoshi Kumai
Also filed as: KUMAI SATOSHI
4 granted patents·1 pending application·42 citations·filing 2000–2003
70Inventor score
Technology areasG11B
Files withSONY CORP5
Top patents by PatentIndex Score
5 records- 0183US6678226B2Data recording method and data recording apparatusSONY CORP·Filed 2001·Granted Jan 13, 2004·23 cites·17 claims
- 0282US6614745B1Recording apparatus and recording mediumSONY CORP·Filed 2000·Granted Sep 2, 2003·19 cites·8 claims
- 0338US2004017746A1Disc recording medium including rotational-angle marks, recording apparatus and playback apparatusSONY CORP·Filed 2003·Application pending·0 cites
- 0437US7379406B2Optical recording apparatus, and method for controlling laser power therein by filtering and then sampling a returned light signalSONY CORP·Filed 2001·Granted May 27, 2008·0 cites·16 claims
- 0535US6819642B2Data recording device, data reproducing device, and optical discSONY CORP·Filed 2001·Granted Nov 16, 2004·0 cites·20 claims
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