Inventor · disambiguated record
Seiryu Takayama
Also filed as: TAKAYAMA SEIRYU
6 granted patents·29 citations·filing 2001–2005
80Inventor score
Files withSONY CORP6
Top patents by PatentIndex Score
6 records- 0180US7099247B2Disk drive apparatusSONY CORP·Filed 2005·Granted Aug 29, 2006·4 cites·6 claims
- 0278US7227320B2Disc drive apparatus and motor driver circuitSONY CORP·Filed 2005·Granted Jun 5, 2007·6 cites·12 claims
- 0367US7042821B2Disk drive apparatus for optimum motor controlSONY CORP·Filed 2002·Granted May 9, 2006·6 cites·6 claims
- 0457US7006413B2Disk driving apparatusSONY CORP·Filed 2002·Granted Feb 28, 2006·3 cites·5 claims
- 0554US6597140B2Sensorless motor starting systemSONY CORP·Filed 2001·Granted Jul 22, 2003·9 cites·2 claims
- 0629US6476576B2Motor control apparatusSONY CORP·Filed 2001·Granted Nov 5, 2002·1 cites·6 claims
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