Inventor · disambiguated record
Hisateru Komatsu
Also filed as: KOMATSU HISATERU
36 granted patents·6 pending applications·265 citations·filing 1994–2005
96Inventor score
Top patents by PatentIndex Score
42 records- 0198US6195225B1Disk drive having anti-wobbling mechanismMITSUMI ELECTRIC CO LTD·Filed 1999·Granted Feb 27, 2001·180 cites·5 claims
- 0288US7295399B2Floppy disk driveMITSUMI ELECTRIC CO LTD·Filed 2005·Granted Nov 13, 2007·9 cites·8 claims
- 0372US7271979B2Flexible disk drive having an eject base usable as a coverMITSUMI ELECTRIC CO LTD·Filed 2005·Granted Sep 18, 2007·2 cites·13 claims
- 0471US6552870B2Disk drive improved in mounting structure of a printed circuit board with respect to a motor frameMITSUMI ELECTRIC CO LTD·Filed 2001·Granted Apr 22, 2003·8 cites·5 claims
- 0570US6943983B2Flexible disk drive including sub circuit board with a hall element mounted thereonMITSUMI ELECTRIC CO LTD·Filed 2002·Granted Sep 13, 2005·8 cites·12 claims
- 0662US6807026B2Disk drive having a structure for preventing a front shutter from coming off from a main frameMITSUMI ELECTRIC CO LTD·Filed 2002·Granted Oct 19, 2004·4 cites·4 claims
- 0759US6804082B2Disk drive having a front shutter attaching structure capable of preventing a front shutter from coming off from a main frameMITSUMI ELECTRIC CO LTD·Filed 2002·Granted Oct 12, 2004·3 cites·9 claims
- 0855US6747831B2Floppy disk drive and frame structure thereforMITSUMI ELECTRIC CO LTD·Filed 2000·Granted Jun 8, 2004·2 cites·2 claims
- 0953US6507453B2Thin floppy disk drive capable of preventing an eject lever from erroneously operatingMITSUMI ELECTRIC CO LTD·Filed 2001·Granted Jan 14, 2003·2 cites·5 claims
- 1051US6906891B2Flexible disk drive having a frame structure comprising a main frame and a sub-frame of a lower coverMITSUMI ELECTRIC CO LTD·Filed 2003·Granted Jun 14, 2005·1 cites·6 claims
- 1151US6801406B2Flexible disk drive having a particular arrangement for mounting a metal fitting for a guide bar to a main frameMITSUMI ELECTRIC CO LTD·Filed 2002·Granted Oct 5, 2004·1 cites·3 claims
- 1251US6437940B1Floppy disk drive which prevents contact between a disk cartridge and magnetic heads until the disk cartridge is loaded from a loading portion to a recording/reproducing portionMITSUMI ELECTRIC CO LTD·Filed 2000·Granted Aug 20, 2002·1 cites·2 claims
- 1347US5648883ADisc drive having positional shift adjustmentMITSUMI ELECTRIC CO LTD·Filed 1994·Granted Jul 15, 1997·7 cites·11 claims
- 1446US7271980B2Disk chucking mechanism having a fan-shaped driving pinMITSUMI ELECTRIC CO LTD·Filed 2005·Granted Sep 18, 2007·0 cites·6 claims
- 1546US7227718B2Front shutter attaching structure and flexible disk drive having the sameMITSUMI ELECTRIC CO LTD·Filed 2004·Granted Jun 5, 2007·0 cites·13 claims
- 1645US5805378AMagnetic disk drive of a structure capable of being lightened in weightMITSUMI ELECTRIC CO LTD·Filed 1996·Granted Sep 8, 1998·7 cites·20 claims
- 1745US2006107275A1Disk driveKOMATSU HISATERU·Filed 2005·Application pending·0 cites
- 1844US7151646B2Flexible disk driveMITSUMI ELECTRIC CO LTD·Filed 2004·Granted Dec 19, 2006·0 cites·5 claims
- 1944US7027262B2Spindle motor structure mounted directly on a base plate of a thin type flexible disk driveMITSUMI ELECTRIC CO LTD·Filed 2002·Granted Apr 11, 2006·0 cites·10 claims
- 2044US6233114B1Disk driveMITSUMI ELECTRIC CO LTD·Filed 1999·Granted May 15, 2001·6 cites·4 claims
- 2144US2006023350A1Thin flexible disk drive having a stopper for supporting a flexible disk at a rear surface thereofMITSUMI ELECTRIC CO LTD·Filed 2005·Application pending·0 cites
- 2243US7113373B2Low-profile flexible disk drive simple in structureMITSUMI ELECTRIC CO LTD·Filed 2004·Granted Sep 26, 2006·0 cites·6 claims
- 2341US7136259B2Frame structure and flexible disk drive having the sameMITSUMI ELECTRIC CO LTD·Filed 2003·Granted Nov 14, 2006·0 cites·4 claims
- 2441US6873493B2Disk drive having a reinforcing arrangement against an external stress applied theretoMITSUMI ELECTRIC CO LTD·Filed 2002·Granted Mar 29, 2005·0 cites·5 claims
- 2541US6795276B2Flexible disk drive having a support plate coupled to a pedestal on the main plate by a plurality of projections and a screwMITSUMI ELECTRIC CO LTD·Filed 2002·Granted Sep 21, 2004·0 cites·5 claims
- 2641US5751518AHead feeding mechanism in magnetic recording and reproducing deviceMITSUMI ELECTRIC CO LTD·Filed 1996·Granted May 12, 1998·5 cites·22 claims
- 2740US6876516B2Disk drive having a reinforcing arrangement against an external stress applied theretoMITSUMI ELECTRIC CO LTD·Filed 2002·Granted Apr 5, 2005·0 cites·4 claims
- 2840US2003039058A1Flexible disk drive effective in reducing costMITSUMI ELECTRIC CO LTD·Filed 2002·Application pending·0 cites
- 2940US2004184184A1Disk drive having flexible circuit board connecting between main frame and main printed circuit boardMITSUMI ELECTRIC CO LTD·Filed 2004·Application pending·0 cites
- 3038US2001006441A1Floppy disk drive in which an eject lever is attached to a projection formed integral with a main frame thereofFiled 2000·Application pending·0 cites
- 3138US2001006442A1Flexible disk drive having a wiring guide for preventing short-circuitingFiled 2000·Application pending·0 cites
- 3237US5682281AMagnetic disk driver capable of preventing occurrence of a data error resulting from static electricityMITSUMI ELECTRIC CO LTD·Filed 1996·Granted Oct 28, 1997·4 cites·6 claims
- 3337US5481421AMagnetic disk driver capable of decreasing ingress of noise in a main surface of a main frameMITSUMI ELECTRIC CO LTD·Filed 1994·Granted Jan 2, 1996·3 cites·3 claims
- 3436US6499210B2Method of accurately and easily mounting a drive motor to a frame member in assembling a disk drive for driving a flexible diskMITSUMI ELECTRIC CO LTD·Filed 2000·Granted Dec 31, 2002·0 cites·6 claims
- 3536US5633849ADisk driver having a dust proof rear cover fitted on a rear wall of a frame unitMITSUMI ELECTRIC CO LTD·Filed 1995·Granted May 27, 1997·3 cites·10 claims
- 3635US6094324ADisk drive with chassis opening for receiving disk mounting portion of motor drive coneMITSUMI ELECTRIC CO LTD·Filed 1998·Granted Jul 25, 2000·2 cites·3 claims
- 3735US5798886AMagnetic disk chucking mechanism having a notched arm for clamping a rollerMITSUMI ELECTRIC CO LTD·Filed 1996·Granted Aug 25, 1998·2 cites·4 claims
- 3835US5442503ADisk driver having a disk holder table with a holder ringMITSUMI ELECTRIC CO LTD·Filed 1994·Granted Aug 15, 1995·2 cites·4 claims
- 3932US5689387ADisk drive apparatus having improved disk loading mechanismMITSUMI ELECTRIC CO LTD·Filed 1996·Granted Nov 18, 1997·1 cites·11 claims
- 4030US6166878ADisk drive having the motor core secured via the disk rotating bearing flange to the chassisMITSUMI ELECTRIC CO LTD·Filed 1999·Granted Dec 26, 2000·0 cites·3 claims
- 4126US5955815AStator of direct drive motorMITSUMI ELECTRIC CO LTD·Filed 1998·Granted Sep 21, 1999·2 cites·5 claims
- 4225US6185066B1Magnetic disk driveMITSUMI ELECTRIC CO LTD·Filed 1998·Granted Feb 6, 2001·0 cites·3 claims
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