Assignee
SAE MAGNETICS HK LTD
HK·468 granted patents·90 pending applications·4,376 citations·filing 1995–2024
Top patents by PatentIndex Score
558 records- 0198US7391594B2Apparatus for providing an additional ground pad and electrical connection for grounding a magnetic recording headSAE MAGNETICS HK LTD·Filed 2006·Granted Jun 24, 2008·46 cites·4 claims
- 0298US7379274B2Rotational PZT micro-actuator, head gimbal assembly, and disk drive unit with the sameSAE MAGNETICS HK LTD·Filed 2005·Granted May 27, 2008·49 cites·22 claims
- 0398US7015689B2Connection method for probe pins for measurement of characteristics of thin-film magnetic head and characteristic measurement method for thin-film magnetic headSAE MAGNETICS HK LTD·Filed 2003·Granted Mar 21, 2006·110 cites·8 claims
- 0498US6671131B2Precise positioning actuator for head element, head gimbal assembly with the actuator and manufacturing method of head gimbal assemblySAE MAGNETICS HK LTD·Filed 2002·Granted Dec 30, 2003·105 cites·38 claims
- 0597US10999684B1MEMS microphone and method of manufacturing the MEMS microphoneSAE MAGNETICS HK LTD·Filed 2020·Granted May 4, 2021·15 cites·15 claims
- 0697US7719798B2Rotational micro-actuator integrated with suspension of head gimbal assembly, and disk drive unit with the sameSAE MAGNETICS HK LTD·Filed 2006·Granted May 18, 2010·63 cites·30 claims
- 0797US7688552B2Head gimbal assembly having dimple-shaft limiter and manufacturing method thereof and disk drive unit with the sameSAE MAGNETICS HK LTD·Filed 2006·Granted Mar 30, 2010·47 cites·23 claims
- 0897US7408745B2Sway-type micro-actuator with slider holding arms for a disk drive head gimbal assemblySAE MAGNETICS HK LTD·Filed 2005·Granted Aug 5, 2008·48 cites·5 claims
- 0997US7159300B2Method for manufacturing a suspension design for a co-located PZT micro-actuatorSAE MAGNETICS HK LTD·Filed 2005·Granted Jan 9, 2007·56 cites·8 claims
- 1096US7768746B2Rotational micro-actuator with a rotatable plate, head gimbal assembly and disk drive device with the sameSAE MAGNETICS HK LTD·Filed 2005·Granted Aug 3, 2010·47 cites·30 claims
- 1196US7359154B2Method and apparatus for connecting a micro-actuator to driver arm suspensionSAE MAGNETICS HK LTD·Filed 2007·Granted Apr 15, 2008·22 cites·33 claims
- 1296US6950288B2Integrated method and device for a dual stage micro-actuator and suspension design for the hard disk driverSAE MAGNETICS HK LTD·Filed 2003·Granted Sep 27, 2005·62 cites·35 claims
- 1396US6891700B2Head gimbal assemblySAE MAGNETICS HK LTD·Filed 2002·Granted May 10, 2005·69 cites·16 claims
- 1495US7701673B2Gimbal design with solder ball bond pads and trailing edge limiter tab for a recording headSAE MAGNETICS HK LTD·Filed 2005·Granted Apr 20, 2010·50 cites·11 claims
- 1595US7359152B2Thin film magnetic head structure, method of manufacturing the same, and method of manufacturing thin film magnetic headSAE MAGNETICS HK LTD·Filed 2005·Granted Apr 15, 2008·33 cites·20 claims
- 1695US6943991B2Suspension design for the co-located PZT micro-actuatorSAE MAGNETICS HK LTD·Filed 2003·Granted Sep 13, 2005·45 cites·16 claims
- 1795US6751062B2Vibration-canceling mechanism and head gimbal assembly with the vibration-canceling mechanismSAE MAGNETICS HK LTD·Filed 2002·Granted Jun 15, 2004·47 cites·12 claims
- 1894US8355222B2Perpendicular magnetic write head including high magnetic moment seed layer for trailing shield therein and/or method of making the sameSAE MAGNETICS HK LTD·Filed 2010·Granted Jan 15, 2013·34 cites·3 claims
- 1994US7782569B2Magnetic recording head and media comprising aluminum oxynitride underlayer and a diamond-like carbon overcoatSAE MAGNETICS HK LTD·Filed 2007·Granted Aug 24, 2010·18 cites·13 claims
- 2094US7768276B2Systems and methods for identifying problems with PZT elements of micro-actuatorsSAE MAGNETICS HK LTD·Filed 2006·Granted Aug 3, 2010·18 cites·17 claims
- 2194US7663843B2Flex cable frame assembly for micro-actuator and flex cable suspension assembly for HGA of disk drive deviceSAE MAGNETICS HK LTD·Filed 2005·Granted Feb 16, 2010·19 cites·24 claims
- 2294US7525769B2Micro-actuator having swing support to allow horizontal swinging movement of slider supportSAE MAGNETICS HK LTD·Filed 2004·Granted Apr 28, 2009·36 cites·9 claims
- 2394US7440219B2Non-contact measurement of slider fly height by electrostatic forceSAE MAGNETICS HK LTD·Filed 2006·Granted Oct 21, 2008·17 cites·12 claims
- 2494US7227719B2Thin film magnetic head and method of manufacturing the sameSAE MAGNETICS HK LTD·Filed 2003·Granted Jun 5, 2007·45 cites·78 claims
- 2594US7161767B2Wireless suspension design with ground plane structureSAE MAGNETICS HK LTD·Filed 2002·Granted Jan 9, 2007·50 cites·6 claims
- 2694US7064928B2Method and apparatus for providing an additional ground pad and electrical connection for grounding a magnetic recording headSAE MAGNETICS HK LTD·Filed 2003·Granted Jun 20, 2006·62 cites·20 claims
- 2794US7046473B2Method and apparatus for active fly height control with heating and electrical chargeSAE MAGNETICS HK LTD·Filed 2004·Granted May 16, 2006·44 cites·18 claims
- 2894US6934127B2Precise positioning actuator for head element, head gimbal assembly with the actuator and disk drive apparatus with the head gimbal assemblySAE MAGNETICS HK LTD·Filed 2003·Granted Aug 23, 2005·45 cites·30 claims
- 2994US6771466B2Vibration-canceling mechanism and head gimbal assembly with the vibration-canceling mechanismSAE MAGNETICS HK LTD·Filed 2002·Granted Aug 3, 2004·49 cites·25 claims
- 3094US6771467B2Vibration-canceling mechanism and head gimbal assembly with the vibration-canceling mechanismSAE MAGNETICS HK LTD·Filed 2002·Granted Aug 3, 2004·44 cites·23 claims
- 3194US6623330B2Lapping sensor used in fabrication of magnetic head with magnetoresistive effect element and lapping control method using the sensorSAE MAGNETICS HK LTD·Filed 2002·Granted Sep 23, 2003·52 cites·19 claims
- 3293US9547142B1Optical transmitter moduleSAE MAGNETICS HK LTD·Filed 2015·Granted Jan 17, 2017·21 cites·19 claims
- 3393US9411111B2Pluggable optical connector, lock and release mechanism thereforSAE MAGNETICS HK LTD·Filed 2014·Granted Aug 9, 2016·22 cites·17 claims
- 3493US7733607B2Suspension with strengthening plate, head gimbal assembly, and disk drive unit with the sameSAE MAGNETICS HK LTD·Filed 2006·Granted Jun 8, 2010·17 cites·15 claims
- 3593US7679857B2Non-contact measurement of slider fly height by electrostatic forceSAE MAGNETICS HK LTD·Filed 2008·Granted Mar 16, 2010·14 cites·6 claims
- 3693US7554773B2Micro-actuator, head gimbal assembly and disk drive unit with the sameSAE MAGNETICS HK LTD·Filed 2005·Granted Jun 30, 2009·17 cites·19 claims
- 3793US7538984B2Rotational PZT micro-actuator with a rotatable plateSAE MAGNETICS HK LTD·Filed 2005·Granted May 26, 2009·16 cites·22 claims
- 3893US7474512B2Miro-actuator, head gimbal assembly, and disk drive unit with the sameSAE MAGNETICS HK LTD·Filed 2005·Granted Jan 6, 2009·17 cites·32 claims
- 3993US7417831B2Micro-actuator and head gimbal assembly for a disk drive deviceSAE MAGNETICS HK LTD·Filed 2005·Granted Aug 26, 2008·16 cites·25 claims
- 4093US7298593B2Micro-actuator including a leading beam pivot part, head gimbal assembly and disk drive unit with the sameSAE MAGNETICS HK LTD·Filed 2004·Granted Nov 20, 2007·37 cites·20 claims
- 4193US6653763B2Dual stage actuator systems for high density hard disk drives using annular rotary piezoelectric actuatorsSAE MAGNETICS HK LTD·Filed 2001·Granted Nov 25, 2003·38 cites·19 claims
- 4293US5768055AMagnetic recording head having a carbon overcoat array on slider air bearings surfacesSAE MAGNETICS HK LTD·Filed 1996·Granted Jun 16, 1998·103 cites·17 claims
- 4392US11295770B2Thin-film piezoelectric material substrate, thin-film piezoelectric material element, head gimbal assembly, ink jet head and method of manufacturing the thin-film piezoelectricSAE MAGNETICS HK LTD·Filed 2019·Granted Apr 5, 2022·2 cites·5 claims
- 4492US7609487B2Thin-film PZT micro-actuator integral with suspension of head gimbal assembly, and disk drive unit with the sameSAE MAGNETICS HK LTD·Filed 2006·Granted Oct 27, 2009·21 cites·45 claims
- 4592US7582868B2Method of nano thin film thickness measurement by auger electron spectroscopySAE MAGNETICS HK LTD·Filed 2005·Granted Sep 1, 2009·53 cites·18 claims
- 4692US7140095B2Method of manufacturing a thin film magnetic headSAE MAGNETICS HK LTD·Filed 2004·Granted Nov 28, 2006·41 cites·11 claims
- 4791US10943613B1Thermally assisted magnetic head, head gimbal assembly, hard disk drive and method of manufacturing the thermally assisted magnetic headSAE MAGNETICS HK LTD·Filed 2020·Granted Mar 9, 2021·6 cites·17 claims
- 4891US7701675B2Micro-actuator mounting structure capable of maintaining a substantially constant gap between a top support of a micro-actuator and a suspension during useSAE MAGNETICS HK LTD·Filed 2005·Granted Apr 20, 2010·12 cites·35 claims
- 4991US7357875B2Hybrid coating for magnetic headsSAE MAGNETICS HK LTD·Filed 2006·Granted Apr 15, 2008·9 cites·8 claims
- 5091US7154707B2Thin film magnetic head and magnetic recording apparatusSAE MAGNETICS HK LTD·Filed 2004·Granted Dec 26, 2006·32 cites·9 claims
Showing the top 50 of 558 patent records by PatentIndex Score.
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