Liu; Yanning

Patent Applications and Registrations

Patent applications and USPTO patent grants for Liu; Yanning.The latest application filed is for "data storage device independently driving outer and inner fine actuators".

Company Profile

2.47.22

Liu; Yanning - San Jose CA
Liu; Yanning - Hangzhou CN
Liu; Yanning - San Ramon CA
Liu; Yanning - Fremont CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Shared disk configuration in a multiple actuator hard disk drive Grant 11,456,009 - Liu September 27, 2	2022-09-27
Data Storage Device Independently Driving Outer And Inner Fine Actuators App 20220262396 - LIU; YANNING ; et al.	2022-08-18
Data Storage Device Independently Driving Outer And Inner Fine Actuators App 20220262402 - KESHAVAN; MANOJ ; et al.	2022-08-18
Preparation and Application of Soluble Tim-3 Recombinant Protein and Mutant Protein Thereof App 20220033463 - Yang; Ying ; et al.	2022-02-03
Offset swage baseplate for stacked assembly Grant 11,232,811 - Teo , et al. January 25, 2	2022-01-25
Swage Plate Assembly With Swage Boss Insert App 20210295864 - Teo; Kia Moh ; et al.	2021-09-23
Offset Swage Baseplate For Stacked Assembly App 20210264941 - Teo; Kia Moh ; et al.	2021-08-26
Angled and elongate lift tab for magnetic storage device Grant 10,950,263 - Teo , et al. March 16, 2	2021-03-16
Compositions And Methods For Treating Hepatocellular Carcinoma App 20190374485 - Huang; Sui ; et al.	2019-12-12
Data storage device controlling dual stage actuator with triple stage servo loop Grant 10,381,030 - Liu A	2019-08-13
Compositions And Methods For Treating Hepatocellular Carcinoma App 20180110743 - Huang; Sui ; et al.	2018-04-26
Disk drive head suspension tail with a noble metal layer disposed on a plurality of structural backing islands Grant 9,881,640 - Chen , et al. January 30, 2	2018-01-30
Head gimbal assembly having a flexure tail with cover layer standoff islands Grant 9,564,156 - Shum , et al. February 7, 2	2017-02-07
Suspension Assembly Having A Microactuator Grounded To A Flexure App 20160329066 - SHUM; WING CHUN ; et al.	2016-11-10
Suspension assembly having a microactuator electrically connected to a gold coating on a stainless steel surface Grant 9,472,218 - Liu , et al. October 18, 2	2016-10-18
Disk Drive Head Suspension Tail With Ground Pad Outside Of Bonding Region App 20160217814 - CHEN; YIH-JEN DENNIS ; et al.	2016-07-28
Disk Drive Head Suspension Tail With A Noble Metal Layer Disposed On A Plurality Of Structural Backing Islands App 20160210990 - CHEN; YIH-JEN DENNIS ; et al.	2016-07-21
Suspension Assembly Having A Microactuator Electrically Connected To A Gold Coating On A Stainless Steel Surface App 20160133283 - LIU; YANNING ; et al.	2016-05-12
Disk drive head suspension tail with a noble metal layer disposed on a plurality of structural backing islands Grant 9,330,695 - Chen , et al. May 3, 2	2016-05-03
Disk drive head suspension tail with ground pad outside of bonding region Grant 9,324,344 - Chen , et al. April 26, 2	2016-04-26
Suspension assembly having a microactuator grounded to a flexure Grant 9,230,580 - Shum , et al. January 5, 2	2016-01-05
Suspension assembly having a microactuator electrically connected to a gold coating on a stainless steel surface Grant 9,099,131 - Liu , et al. August 4, 2	2015-08-04
Data storage device detecting fly height instability of head during load operation based on microactuator response Grant 9,076,473 - Liu , et al. July 7, 2	2015-07-07
Data storage device adjusting range of microactuator digital-to-analog converter based on operating temperature Grant 8,913,342 - Liu , et al. December 16, 2	2014-12-16
Suspension assembly having a microactuator grounded to a flexure Grant 8,908,332 - Shum , et al. December 9, 2	2014-12-09
Disk drive detecting crack in microactuator Grant 8,902,538 - Liu , et al. December 2, 2	2014-12-02
Suspension Assembly Having A Microactuator Grounded To A Flexure App 20140300997 - SHUM; WING C. ; et al.	2014-10-09
Disk drive head suspension assembly with piezo element stress relief features Grant 8,797,689 - Pan , et al. August 5, 2	2014-08-05
Tethered gimbal on suspension for improved flyability Grant 8,792,213 - Vijay , et al. July 29, 2	2014-07-29
Disk drive head suspension assembly with load beam inner rails between piezo actuator elements Grant 8,780,504 - Teo , et al. July 15, 2	2014-07-15
Disk drive head suspension assembly having a DLC coating between dimple and tongue Grant 8,760,814 - Pan , et al. June 24, 2	2014-06-24
Disk drive head gimbal assembly having a jumper in a flexible printed circuit overlap region Grant 8,760,812 - Chen , et al. June 24, 2	2014-06-24
Head gimbal assemblies and methods for measuring slider parameters Grant 8,693,144 - Pan , et al. April 8, 2	2014-04-08
Suspension assembly having a microactuator grounded to a flexure Grant 8,665,567 - Shum , et al. March 4, 2	2014-03-04
Methods, devices and systems for characterizing polarities of piezoelectric (PZT) elements of a two PZT element microactuator Grant 8,605,383 - Wang , et al. December 10, 2	2013-12-10
Disk drive performing lifetime logging of microactuator sensitivity Grant 8,605,384 - Liu , et al. December 10, 2	2013-12-10
Disk drive detecting defective microactuator Grant 8,547,657 - Liu , et al. October 1, 2	2013-10-01
Suspension assembly having a microactuator electrically connected to a gold coating on a stainless steel surface Grant 8,542,465 - Liu , et al. September 24, 2	2013-09-24
Test ramp for testing microactuators used in a multi-head disk drive Grant 8,499,652 - Tran , et al. August 6, 2	2013-08-06
Suspension assembly having a microactuator bonded to a flexure Grant 8,339,748 - Shum , et al. December 25, 2	2012-12-25
Disk drive detecting crack in microactuator Grant 8,335,049 - Liu , et al. December 18, 2	2012-12-18
Disk drive head gimbal assembly having a flexure tail with features to facilitate bonding Grant 8,325,446 - Liu , et al. December 4, 2	2012-12-04
Disk drive head gimbal assembly having a flexure tail with features to facilitate bonding Grant 8,320,084 - Shum , et al. November 27, 2	2012-11-27
Disk drive detecting disk boundaries using microactuator Grant 8,300,348 - Liu , et al. October 30, 2	2012-10-30
Disk drive head gimbal assembly having a flexure tail with transverse flying leads Grant 8,295,014 - Teo , et al. October 23, 2	2012-10-23
Radial Position Seek Tuning For Acoustic Performance App 20120188664 - SUN; Yu ; et al.	2012-07-26
Suspension assemblies for minimizing stress on slider solder joints Grant 8,208,224 - Teo , et al. June 26, 2	2012-06-26
Radial position seek tuning for acoustic performance Grant 8,144,421 - Sun , et al. March 27, 2	2012-03-27
Disk drive detecting head touchdown from microactuator signal Grant 8,144,419 - Liu March 27, 2	2012-03-27
Suspension Assembly Having A Microactuator Grounded To A Flexure App 20120002329 - Shum; Wing C. ; et al.	2012-01-05
Suspension Assembly Having A Microactuator Bonded To A Flexure App 20110317309 - Shum; Wing C. ; et al.	2011-12-29
Suspension Assembly Having A Microactuator Electrically Connected To A Gold Coating On A Stainless Steel Surface App 20110228425 - LIU; YANNING ; et al.	2011-09-22
Passive test circuit used to determine a back EMF of a voice coil motor during application of a bias voltage Grant 7,633,707 - Liu , et al. December 15, 2	2009-12-15
Circuits for vcm back emf measurement with a bias voltage to control head flying location on disk App 20090195901 - Liu; Yanning ; et al.	2009-08-06
Temperature-adaptive open-loop control of active latch Grant 7,548,391 - Liu , et al. June 16, 2	2009-06-16
Flow balancer for track misregistration improvement App 20080278849 - Kwon; Haesung ; et al.	2008-11-13
Asymmetrical storage disk for a disk drive Grant 7,443,634 - Schreck , et al. October 28, 2	2008-10-28
Temperature-adaptive open-loop control of active latch App 20080019053 - Liu; Yanning ; et al.	2008-01-24
Regulating Read/write Transducer Movement Responsive To Acoustics App 20070268618 - Liu; Yanning ; et al.	2007-11-22
Asymmetrical storage disk for a disk drive App 20070253110 - Schreck; Erhard ; et al.	2007-11-01
Radial position seek tuning for acoustic performance App 20070206317 - Sun; Yu ; et al.	2007-09-06
Asymmetric disk surface properties in one head disk drives Grant 7,227,717 - Schreck , et al. June 5, 2	2007-06-05
Latch apparatus for latching an actuator arm assembly in a disk drive Grant 7,203,019 - Liu , et al. April 10, 2	2007-04-10
Active-passive hybrid constrained layer for structural damping augmentation Grant 6,598,717 - Wang , et al. July 29, 2	2003-07-29

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