Inventor · disambiguated record
Toshio Morizumi
Also filed as: MORIZUMI TOSHIO
4 granted patents·18 citations·filing 2001–2001
67Inventor score
Technology areasG11B
Files withSONY CORP4
Top patents by PatentIndex Score
4 records- 0175US6757227B2Optical drive apparatus for use with different recording media, tracking control method for use therein, and optical discSONY CORP·Filed 2001·Granted Jun 29, 2004·12 cites·26 claims
- 0264US6614736B2Optical disc drive, and recording/reproducing methodSONY CORP·Filed 2001·Granted Sep 2, 2003·6 cites·21 claims
- 0337US7379406B2Optical 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
- 0435US6819642B2Data recording device, data reproducing device, and optical discSONY CORP·Filed 2001·Granted Nov 16, 2004·0 cites·20 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →