Inventor · disambiguated record
Shozo Saegusa
Also filed as: SAEGUSA SHOZO
34 granted patents·1 pending application·533 citations·filing 1994–2007
98Inventor score
Top patents by PatentIndex Score
35 records- 0194US7124625B1Glide-height disk-tester and method of operationHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Oct 24, 2006·20 cites·16 claims
- 0293US7330334B2Magnetic disk apparatus with shroud and having open space downstream of moveable arms in communication with bypass channelHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Feb 12, 2008·14 cites·9 claims
- 0392US7278902B1Enabling location specific burnishing of a diskHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Oct 9, 2007·14 cites·20 claims
- 0490US6771460B2Spindle motor and magnetic disc device using thereof having radial and thrust bearingsHITACHI LTD·Filed 2002·Granted Aug 3, 2004·23 cites·12 claims
- 0589US7164549B2Load/unload system and method for maximizing disk writeable areaHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Jan 16, 2007·7 cites·20 claims
- 0689US7153193B1System and apparatus for selectively sensing and removing asperities from hard disk drive media utilizing active thermally controlled flying heightsHITACHI GLOBAL STORAGE NETHERL·Filed 2005·Granted Dec 26, 2006·9 cites·21 claims
- 0788US6549377B2Magnetic disk drive with a movable ramp mechanism for relieving impact upon loading and unloadingHITACHI LTD·Filed 2002·Granted Apr 15, 2003·22 cites·7 claims
- 0887US6665139B2Magnetic-disc unit with gap between disc and shroudHITACHI LTD·Filed 2001·Granted Dec 16, 2003·23 cites·26 claims
- 0987US6600626B2Magnetic disk apparatusHITACHI LTD·Filed 2002·Granted Jul 29, 2003·19 cites·9 claims
- 1087US6369988B1Magnetic disk drive with a movable ramp mechanism for relieving impact upon loading and unloadingHITACHI LTD·Filed 1999·Granted Apr 9, 2002·43 cites·16 claims
- 1186US6198715B1Disc device having disc in balance correcting arrangementsHITACHI LTD·Filed 1997·Granted Mar 6, 2001·48 cites·7 claims
- 1285US6657820B2Magnetic head sliderHITACHI LTD·Filed 2002·Granted Dec 2, 2003·20 cites·20 claims
- 1384US7298575B2Load/unload systems and methods for maximizing disk writeable areaHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Nov 20, 2007·4 cites·19 claims
- 1483US6469866B1Spindle motor and magnetic disc device with hydrodynamic bearingHITACHI LTD·Filed 2000·Granted Oct 22, 2002·16 cites·17 claims
- 1582US5615204AStructure for supporting optical pickupHITACHI LTD·Filed 1995·Granted Mar 25, 1997·34 cites·16 claims
- 1681US6356408B1Magnetic disk apparatus, including spindle motor having air flow passage in hub for pressure balanceHITACHI LTD·Filed 1999·Granted Mar 12, 2002·30 cites·3 claims
- 1780US6594107B2Magnetic disc apparatus having wiring on the outer bottomHITACHI LTD·Filed 2001·Granted Jul 15, 2003·14 cites·15 claims
- 1877US7336440B2Magnetic disc unit with gap between magnetic disc and shroudHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Feb 26, 2008·2 cites·4 claims
- 1977US6038104ARotating disk type information storage apparatus having a movable member integrated with a support memberHITACHI LTD·Filed 1997·Granted Mar 14, 2000·30 cites·25 claims
- 2076US6583950B2Information storage and retrieval device provided with shock-absorbing mechanismHITACHI LTD·Filed 2001·Granted Jun 24, 2003·9 cites·11 claims
- 2174US7072141B2Magnetic disc unit with range of gap between disc and shroudHITACHI GLOBAL STORAGE TECH·Filed 2003·Granted Jul 4, 2006·6 cites·14 claims
- 2274US6751050B1Magnetic disc unitHITACHI LTD·Filed 1999·Granted Jun 15, 2004·18 cites·15 claims
- 2373US7153192B1Method for selectively sensing and removing asperities from hard disk drive media utilizing active thermally controlled flying heightsHITACHI GLOBAL STORAGE NETHERL·Filed 2005·Granted Dec 26, 2006·5 cites·22 claims
- 2473US6697218B2Information storage and retrieval deviceHITACHI LTD·Filed 2003·Granted Feb 24, 2004·7 cites·10 claims
- 2569US6680814B2Spindle motor and magnetic disc device with hydrodynamic bearingsHITACHI LTD·Filed 2002·Granted Jan 20, 2004·8 cites·10 claims
- 2669US5615068AHead locating actuator having reduced susceptibility to dynamic reaction force effects, and a disk apparatus incorporating the sameHITACHI LTD·Filed 1995·Granted Mar 25, 1997·22 cites·14 claims
- 2768US5933407AStructure for supporting optical pickupHITACHI LTD·Filed 1996·Granted Aug 3, 1999·17 cites·18 claims
- 2866US6243228B1Information storage and retrieval deviceHITACHI LTD·Filed 1998·Granted Jun 5, 2001·18 cites·14 claims
- 2965US6898049B2Magnetic disk apparatus with air flow bypass channelHITACHI LTD·Filed 2003·Granted May 24, 2005·4 cites·4 claims
- 3063US7643245B2Magnetic disc unit with gap between magnetic disc and shroudHITACHI GLOBAL STORAGE TECH·Filed 2007·Granted Jan 5, 2010·0 cites·4 claims
- 3163US7154698B2Load/unload system and method for maximizing disk writeable areaHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Dec 26, 2006·3 cites·31 claims
- 3244US5508805AInterferometer, optical scanning type tunneling microscope and optical probeHITACHI LTD·Filed 1994·Granted Apr 16, 1996·10 cites·44 claims
- 3343US2002071204A1Magnetic disk apparatusHITACHI LTD·Filed 2002·Application pending·0 cites
- 3441US5781576ASemiconductor laser device and optical disk driveHITACHI LTD·Filed 1996·Granted Jul 14, 1998·9 cites·2 claims
- 3541US5621576AOptical head for optical memory disk recording device with elastic support in a direction parallel to a recording surfaceHITACHI LTD·Filed 1994·Granted Apr 15, 1997·5 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Shozo Saegusa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →