Inventor · disambiguated record
Tatsuharu Kusumoto
Also filed as: KUSUMOTO TATSUHARU
13 granted patents·2 pending applications·270 citations·filing 1996–2008
93Inventor score
Technology areasG11B
Top patents by PatentIndex Score
15 records- 0193US6765746B2Method and apparatus employed in disk drive for retracting head when power supply has been interruptedTOSHIBA KK·Filed 2002·Granted Jul 20, 2004·50 cites·22 claims
- 0289US6594102B1Apparatus and method for retracting the head on power down in a disk driveTOSHIBA KK·Filed 1999·Granted Jul 15, 2003·62 cites·8 claims
- 0389US6496319B1Calibration method for use in head loading/unloading type disk apparatusTOSHIBA KK·Filed 1999·Granted Dec 17, 2002·50 cites·2 claims
- 0487US7206158B2Disk drive for quickly retracting head to retract area, and emergency head-unload control circuit for use in the disk driveTOSHIBA KK·Filed 2005·Granted Apr 17, 2007·8 cites·21 claims
- 0586US6650499B1Servo system with learning function for achieving servo compensation in a disk driveTOSHIBA KK·Filed 2000·Granted Nov 18, 2003·20 cites·2 claims
- 0684US6661598B2Calibration method for use in head loading/unloading type disk apparatusTOSHIBA KK·Filed 2002·Granted Dec 9, 2003·16 cites·6 claims
- 0779US6922302B2Calibration method for use in head loading/unloading type disk apparatusTOSHIBA KK·Filed 2003·Granted Jul 26, 2005·11 cites·6 claims
- 0876US6894862B2Servo system with learning function for achieving servo compensation in a disk driveTOSHIBA KK·Filed 2003·Granted May 17, 2005·10 cites·1 claims
- 0971US7019939B2Apparatus and method for positioning head at target position on diskTOSHIBA KK·Filed 2003·Granted Mar 28, 2006·10 cites·21 claims
- 1070US6760183B2Servo system with runout compensation for disk driveTOSHIBA KK·Filed 2001·Granted Jul 6, 2004·8 cites·11 claims
- 1155US6175465B1Head positioning control system for use in a disk storage driveTOSHIBA KK·Filed 1998·Granted Jan 16, 2001·12 cites·4 claims
- 1254US5801897AHead positioning control system for use in a disk storage systemTOSHIBA KK·Filed 1996·Granted Sep 1, 1998·11 cites·14 claims
- 1353US6765742B2Disk storage apparatus and head load control methodTOKYO SHIBAURA ELECTRIC CO·Filed 2001·Granted Jul 20, 2004·2 cites·23 claims
- 1452US2009015961A1Disk drive installed in portable electronic device, and method of unloading a head when the electronic device fallsTOSHIBA KK·Filed 2008·Application pending·0 cites
- 1538US2003117741A1Method and apparatus for loading head onto disk medium from ramp in disk driveFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →