SCHRECK; Erhard

Patent Applications and Registrations

Patent applications and USPTO patent grants for SCHRECK; Erhard.The latest application filed is for "heat treatment of nft and surrounding material".

Company Profile

9.109.55

SCHRECK; Erhard - San Jose 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
Heat Treatment Of NFT And Surrounding Material App 20220005506 - RAJAURIA; Sukumar ; et al.	2022-01-06
Heat treatment of NFT on heat-assisted magnetic recording device Grant 11,170,814 - Rajauria , et al. November 9, 2	2021-11-09
Heat-assisted magnetic recording device capable of providing negative electrical potential at NFT Grant 10,910,007 - Trinh , et al. February 2, 2	2021-02-02
Data storage device measuring air bearing resonant frequency to calibrate fly height touchdown power Grant 10,783,913 - Rajauria , et al. Sept	2020-09-22
Data storage device detecting abnormality with a write assist element based on slope of protrusion Grant 10,699,736 - Rajauria , et al.	2020-06-30
Hard disk drive with write gap conductive structure and dual independent interface voltage control circuitry Grant 10,650,850 - Rajauria , et al.	2020-05-12
HAMR thermal sensor with fast response time Grant 10,564,053 - Contreras , et al. Feb	2020-02-18
Magnetic storage device with heat-assisted magnetic storage head and associated method of manufacture Grant 10,468,071 - Tasaka , et al. No	2019-11-05
Method and system for determining slider-disk contact in a magnetic recording disk drive with dual fly-height actuators Grant 10,395,678 - Rajauria , et al. A	2019-08-27
Electromagnetically-shielded near-field transducer thermal sensor for heat-assisted magnetic recording Grant 10,283,145 - Rajauria , et al.	2019-05-07
Hamr Thermal Sensor With Fast Response Time App 20190120705 - CONTRERAS; John T. ; et al.	2019-04-25
Electromagnetically-shielded Near-field Transducer Thermal Sensor For Heat-assisted Magnetic Recording App 20190066725 - RAJAURIA; Sukumar ; et al.	2019-02-28
HAMR thermal sensor with fast response time Grant 10,175,122 - Contreras , et al. J	2019-01-08
Data storage device employing multi-mode sensing circuitry for multiple head sensor elements Grant 10,056,098 - Rajauria , et al. August 21, 2	2018-08-21
Data storage device gradually decreasing laser power after write operation Grant 9,922,676 - Schreck , et al. March 20, 2	2018-03-20
Burst writing for clearance calibration in a heat assisted magnetic data recording system Grant 9,881,641 - Canchi , et al. January 30, 2	2018-01-30
Hamr Thermal Sensor With Fast Response Time App 20170336271 - CONTRERAS; John T. ; et al.	2017-11-23
Reducing Carbonaceous Smear At The Nft Area On Hamr Head App 20170221511 - DAI; Qing ; et al.	2017-08-03
Detection Of Read-write Head Touchdown Using Head Actuator App 20170213572 - Schreck; Erhard ; et al.	2017-07-27
Hard disk drive head-disk interface dithering Grant 9,595,280 - Canchi , et al. March 14, 2	2017-03-14
Tunable contact detection sensitivity to directly measure clearance of protrusions in magnetic recording heads Grant 9,595,281 - Rajauria , et al. March 14, 2	2017-03-14
Tunable Contact Detection Sensitivity To Directly Measure Clearance Of Protrusions In Magnetic Recording Heads App 20170047089 - RAJAURIA; Sukumar ; et al.	2017-02-16
Implementing dual partially independent thermal flyheight control (TFC) for hard disk drives Grant 9,564,163 - Contreras , et al. February 7, 2	2017-02-07
Implementing Enhanced In-situ Monitoring Of Head Overcoat Wear For Controlled Burnishing And Early Detection Of Head Failure In Hdd App 20170004853 - Canchi; Sripathi Vangipuram ; et al.	2017-01-05
Implementing Dual Partially Independent Thermal Flyheight Control (tfc) For Hard Disk Drives App 20160293194 - Contreras; John ; et al.	2016-10-06
Monitoring and controlling the electrochemical wear at the head-disk interface Grant 9,460,739 - Marchon , et al. October 4, 2	2016-10-04
Hard Disk Drive Head-Disk Interface Dithering App 20160254016 - Canchi; Sripathi V. ; et al.	2016-09-01
Near field transducer anneal for heat assisted magnetic recording Grant 9,424,865 - Ren , et al. August 23, 2	2016-08-23
Method For Audio Correction In Electronic Devices App 20160239253 - Staffaroni; Matteo ; et al.	2016-08-18
Implementing enhanced ultrafast touchdown measurement scheme using thermal and voltage actuation for hard disk drives Grant 9,401,169 - Canchi , et al. July 26, 2	2016-07-26
Near Field Transducer Anneal For Heat Assisted Magnetic Recording App 20160125898 - Ren; Shen ; et al.	2016-05-05
Vapor phase chemical mechanical polishing of magnetic recording disks Grant 9,312,141 - Karis , et al. April 12, 2	2016-04-12
Compensation of laser diode introduced flying height changes Grant 9,311,943 - Canchi , et al. April 12, 2	2016-04-12
Intra-zone wear leveling for heat-assisted magnetic recording--shingled magnetic recording (HAMR-SMR) type storage devices Grant 9,153,290 - Bandic , et al. October 6, 2	2015-10-06
Compensation Of Laser Diode Introduced Flying Height Changes App 20150235663 - CANCHI; Sripathi Vangipuram ; et al.	2015-08-20
Near Field Transducer Having Notch Diffusion Barrier App 20150221324 - Balamane; Hamid ; et al.	2015-08-06
Near field transducer having notch diffusion barrier Grant 9,099,112 - Balamane , et al. August 4, 2	2015-08-04
Combined micro heater and waveguide power sensor for heat-assisted magnetic recording Grant 9,087,546 - Grobis , et al. July 21, 2	2015-07-21
System And Method For Nft Protrusion Compensation App 20150199987 - CANCHI; Sripathi Vangipuram ; et al.	2015-07-16
Write current and media heater control for heat or microwave assisted magnetic recording Grant 9,070,397 - Ito , et al. June 30, 2	2015-06-30
Dual thermal sensor for HAMR waveguide power monitor and integration with the contact sensor Grant 9,047,926 - Contreras , et al. June 2, 2	2015-06-02
E-antenna near field transducer with thermal shunt to return pole Grant 9,042,209 - Balamane , et al. May 26, 2	2015-05-26
Vapor Phase Chemical Mechanical Polishing Of Magnetic Recording Disks App 20150136730 - Karis; Thomas E. ; et al.	2015-05-21
Dual Thermal Sensor For Hamr Waveguide Power Monitor And Integration With The Contact Sensor App 20150109892 - CONTRERAS; John T. ; et al.	2015-04-23
Heat Sink For A Spin Torque Oscillator (sto) In Microwave Assisted Magnetic Recording (mamr) App 20150109699 - Boone; Carl ; et al.	2015-04-23
Heat sink for a spin torque oscillator (STO) in microwave assisted magnetic recording (MAMR) Grant 8,995,088 - Boone , et al. March 31, 2	2015-03-31
Method to convert and calibrate the embedded contact sensor signal to clearance and spacing information using interface voltage control Grant 8,976,480 - Canchi , et al. March 10, 2	2015-03-10
E-Antenna Near Field Transducer With Thermal Shunt To Return Pole App 20150036470 - Balamane; Hamid ; et al.	2015-02-05
System and method for evenly distributing thermal exposure to disk in heat-assisted magnetic recording (HAMR) Grant 8,941,944 - Dai , et al. January 27, 2	2015-01-27
System and method for maintaining a low density gas environment in a disk drive Grant 8,934,194 - Schreck January 13, 2	2015-01-13
Dynamic fly height control that is insensitive to off-track motion Grant 8,908,312 - Canchi , et al. December 9, 2	2014-12-09
Implementing contact sensing with near field transducer (NFT) and in-drive NFT characterization diagnostics in heat-assisted magnetic recording (HAMR) HDD Grant 8,908,483 - Ren , et al. December 9, 2	2014-12-09
Heat-assisted magnetic recording (HAMR) write head with protective film for near-field transducer Grant 8,902,720 - Schreck , et al. December 2, 2	2014-12-02
Slider embedded photodetector for optical power monitoring in heat assisted magnetic recording Grant 8,854,930 - Clinton , et al. October 7, 2	2014-10-07
Heat-assisted magnetic recording (HAMR) disk drive with fly-height sensing Grant 8,842,506 - Matsumoto , et al. September 23, 2	2014-09-23
Recessing a near field transducer in a heat-assisted magnetic recording head Grant 8,810,947 - Ren , et al. August 19, 2	2014-08-19
Excitation of airbearing oscillation with tar nearfield device for touchdown detection Grant 8,797,671 - Ruiz , et al. August 5, 2	2014-08-05
Disk-synchronized loading/unloading of magnetic head Grant 8,767,337 - Smith , et al. July 1, 2	2014-07-01
Method for controlling writing in a thermally-assisted recording (TAR) disk drive with thermal fly-height control Grant 8,743,667 - Brockie , et al. June 3, 2	2014-06-03
Dynamic Fly Height Control That Is Insensitive To Off-track Motion App 20140139945 - Canchi; Sripathi V. ; et al.	2014-05-22
TAR temperature sensor having faster response time Grant 8,705,323 - Contreras , et al. April 22, 2	2014-04-22
Printing magnetic pattern onto disk Grant 8,649,249 - Schreck , et al. February 11, 2	2014-02-11
Optical unit protection on a thermally-assisted magnetic recording head Grant 8,614,933 - Schreck , et al. December 24, 2	2013-12-24
Thermally-assisted magnetic recording head capable of reducing the transient protrusion of an antenna Grant 8,593,915 - Schreck , et al. November 26, 2	2013-11-26
Excitation Of Airbearing Oscillation With Tar Nearfield Device For Touchdown Detection App 20130308223 - Ruiz; Oscar J. ; et al.	2013-11-21
Tar with write-synchronized laser modulation Grant 8,570,842 - Richter , et al. October 29, 2	2013-10-29
Preheat feature for thermally assisted recording Grant 8,553,506 - Contreras , et al. October 8, 2	2013-10-08
Method of forming a plasmon antenna with magnetic core for thermally assisted magnetic recording Grant 8,503,271 - Zhou , et al. August 6, 2	2013-08-06
Preheat Feature For Thermally Assisted Recording App 20130170331 - Contreras; John ; et al.	2013-07-04
Tar Temperature Sensor Having Faster Response Time App 20130107680 - Contreras; John T. ; et al.	2013-05-02
Main pole design for thermally assisted magnetic recording Grant 8,416,649 - Takano , et al. April 9, 2	2013-04-09
Nano-lithography with rotating target and servo-positioned tip Grant 8,358,481 - Zhou , et al. January 22, 2	2013-01-22
Method for manufacturing a magneto-resistance effect element and magnetic recording and reproducing apparatus Grant 8,315,020 - Yuasa , et al. November 20, 2	2012-11-20
Method of Forming a Plasmon Antenna with Magnetic Core for Thermally Assisted Magnetic Recording App 20120279051 - Zhou; Yuchen ; et al.	2012-11-08
Plasmon shield to shape and reduce optical spot Grant 8,295,132 - Jin , et al. October 23, 2	2012-10-23
Shaped plasmon generators for thermally-assisted magnetic recording Grant 8,284,637 - Jin , et al. October 9, 2	2012-10-09
Thermally-assisted magnetic recording head having main waveguide and sub-waveguides Grant 8,248,898 - Schreck , et al. August 21, 2	2012-08-21
Directional waveguide coupler for ABS reflected light Grant 8,238,202 - Schreck , et al. August 7, 2	2012-08-07
Plasmon antenna with magnetic core for thermally assisted magnetic recording Grant 8,233,358 - Zhou , et al. July 31, 2	2012-07-31
Method for manufacturing a magneto-resistance effect element and magnetic recording and reproducing apparatus Grant 8,228,643 - Yuasa , et al. July 24, 2	2012-07-24
Integrated focusing elements for TAMR light delivery system Grant 8,228,634 - Jin , et al. July 24, 2	2012-07-24
Optical unit protection on HGA App 20120182844 - Schreck; Erhard ; et al.	2012-07-19
System And Method For Maintaining A Low Density Gas Environment In A Disk Drive App 20120176701 - Schreck; Erhard	2012-07-12
Directional waveguide coupler for ABS reflected light App 20120155232 - Schreck; Erhard ; et al.	2012-06-21
Magnetic core plasmon antenna with improved coupling efficiency Grant 8,179,628 - Zhou , et al. May 15, 2	2012-05-15
Cross-track alignment waveguides and alignment scheme using alignment waveguides App 20120092971 - Schreck; Erhard ; et al.	2012-04-19
Plasmon shield to shape and reduce optical spot App 20120020194 - Jin; Xuhui ; et al.	2012-01-26
Magnetic core plasmon antenna with improved coupling efficiency App 20120008229 - Zhou; Yuchen ; et al.	2012-01-12
Vertically stacked DFH heater design for protrusion shape control Grant 8,094,418 - Schreck , et al. January 10, 2	2012-01-10
Power control of TAMR element during read/write transition App 20110292773 - Schreck; Erhard ; et al.	2011-12-01
RAID system and method compatible with improved drive select Grant 8,065,481 - Hiller , et al. November 22, 2	2011-11-22
Main pole design for thermally assisted magnetic recording App 20110279920 - Takano; Kenichi ; et al.	2011-11-17
Magnetic core plasmon antenna with recessed plasmon layer Grant 8,059,496 - Zhou , et al. November 15, 2	2011-11-15
Plasmon shield to shape and reduce optical spot Grant 8,036,069 - Jin , et al. October 11, 2	2011-10-11
Electric field assisted magnetic recording Grant 8,023,218 - Zhou , et al. September 20, 2	2011-09-20
Power control of TAMR element during read/write transition Grant 7,995,425 - Schreck , et al. August 9, 2	2011-08-09
Shaped plasmon generators for thermally-assisted magnetic recording App 20110181979 - Jin; Xuhui ; et al.	2011-07-28
Integrated focusing elements for TAMR light delivery system App 20110164334 - Jin; Xuhui ; et al.	2011-07-07
Magnetic head for perpendicular magnetic recording including a stopper layer for suppressing protrusion of the front end face of a shield Grant 7,933,095 - Sasaki , et al. April 26, 2	2011-04-26
Communication Device And Storage Device Protocol App 20110034210 - Schreck; Erhard ; et al.	2011-02-10
Apparatus and method for bulk erasure of disk drives Grant 7,885,032 - Rahman , et al. February 8, 2	2011-02-08
Nano-lithography with rotating target and servo-positioned tip App 20100321820 - Zhou; Yuchen ; et al.	2010-12-23
Plasmon antenna with magnetic core for thermally assisted magnetic recording App 20100315735 - Zhou; Yuchen ; et al.	2010-12-16
Power control of TAMR element during read/write transition App 20100232050 - Schreck; Erhard ; et al.	2010-09-16
Filtering a microphone signal to remove noise components generated by a disk drive Grant 7,787,636 - Yanning , et al. August 31, 2	2010-08-31
Electric field assisted magnetic recording App 20100128377 - Zhou; Yuchen ; et al.	2010-05-27
Method for manufacturing a magneto-resistance effect element and magnetic recording and reproducing apparatus App 20100091414 - Yuasa; Hiromi ; et al.	2010-04-15
Method for manufacturing a magneto-resistance effect element and magnetic recording and reproducing apparatus App 20100092803 - Yuasa; Hiromi ; et al.	2010-04-15
Method for manufacturing a magneto-resistance effect element and magnetic recording and reproducing apparatus App 20100091412 - Yuasa; Hiromi ; et al.	2010-04-15
Method for manufacturing a magneto-resistance effect element and magnetic recording and reproducing apparatus App 20100091415 - Yuasa; Hiromi ; et al.	2010-04-15
Rapid off track detection using in-drive microactuator Grant 7,602,577 - Kose , et al. October 13, 2	2009-10-13
Vertically stacked DFH heater design for protrusion shape control App 20090251828 - Schreck; Erhard ; et al.	2009-10-08
Bi-directional debris sweeping profile Grant 7,561,367 - Schreck July 14, 2	2009-07-14
Actuation efficiency based contact detection Grant 7,558,015 - Schreck , et al. July 7, 2	2009-07-07
Magnetic head for perpendicular magnetic recording and method of manufacturing same App 20090141406 - Sasaki; Yoshitaka ; et al.	2009-06-04
Frictional heat assisted recording Grant 7,542,228 - Knigge , et al. June 2, 2	2009-06-02
Method for adjusting head-to-disk spacing in a disk drive Grant 7,509,728 - Schreck , et al. March 31, 2	2009-03-31
Bi-directional Debris Sweeping Profile App 20090073605 - Schreck; Erhard	2009-03-19
Method of operating read and write transducers by controlling thermal actuation Grant 7,502,205 - Hurtado , et al. March 10, 2	2009-03-10
Frictional heat assisted recording App 20090059410 - Knigge; Bernhard ; et al.	2009-03-05
Disk drive with performance driven head-to-disk spacing Grant 7,486,459 - Schreck , et al. February 3, 2	2009-02-03
Asymmetrical storage disk for a disk drive Grant 7,443,634 - Schreck , et al. October 28, 2	2008-10-28
Method of detecting changes in operability status of a slider mover in a disk drive Grant 7,411,389 - Hurtado , et al. August 12, 2	2008-08-12
Slider with independent fly-height adjustment of reader and writer Grant 7,400,473 - Krajnovich , et al. July 15, 2	2008-07-15
Disk drive that varies the power to a slider mover during transitions between drive operations Grant 7,375,915 - Schreck , et al. May 20, 2	2008-05-20
Mobile hard disk drive free fall detection and protection Grant 7,369,345 - Li , et al. May 6, 2	2008-05-06
System for detecting a change in head-to-disk contact status in a disk drive Grant 7,362,534 - Schreck , et al. April 22, 2	2008-04-22
Disk texture located in load/unload zone of disk for cleaning contamination and disk lubricant from head ABS surface Grant 7,355,814 - Fowler , et al. April 8, 2	2008-04-08
Disk drive that refreshes data on portions of a disk based on a number of write operations thereto Grant 7,345,837 - Schreck , et al. March 18, 2	2008-03-18
Disk drive that positions a head at multiple head-to-disk spacings Grant 7,324,299 - Schreck , et al. January 29, 2	2008-01-29
Parking a transducer responsive to a park signal Grant 7,310,196 - Schreck , et al. December 18, 2	2007-12-18
System and method for adjusting head-to-disk spacing in a disk drive Grant 7,310,195 - Schreck , et al. December 18, 2	2007-12-18
System for monitoring and dynamically adjusting head-to-disk spacing in a disk drive Grant 7,310,194 - Schardt , et al. December 18, 2	2007-12-18
Asymmetrical storage disk for a disk drive App 20070253110 - Schreck; Erhard ; et al.	2007-11-01
Disk-synchronized Loading/unloading Of Magnetic Head App 20070242571 - Smith; Craig ; et al.	2007-10-18
Flying height control for read-to-write and write-to-read transitions App 20070230021 - Schreck; Erhard ; et al.	2007-10-04
Actuation Efficiency Based Contact Detection App 20070230018 - Schreck; Erhard ; et al.	2007-10-04
Disk drive with altitude detection via analysis of non-repeatable runout components Grant 7,245,452 - Riener , et al. July 17, 2	2007-07-17
Asymmetric disk surface properties in one head disk drives Grant 7,227,717 - Schreck , et al. June 5, 2	2007-06-05
Method of determining side track erasure in a disk drive Grant 7,170,700 - Lin , et al. January 30, 2	2007-01-30
Disk drive that stores time varying characteristics thereof with data from a host device and associated methods Grant 7,154,700 - Schreck , et al. December 26, 2	2006-12-26
Method and apparatus for generating high quality real random numbers using a disk drive Grant 7,136,889 - Schreck November 14, 2	2006-11-14
Method and apparatus for providing a user selectable start-up current in a disk drive Grant 7,095,201 - Schreck , et al. August 22, 2	2006-08-22
Method and system for dual element transducer flight height adjustment using combined thermal and electrostatic control Grant 6,999,265 - Schreck , et al. February 14, 2	2006-02-14
Load/unload-type disk drive slider having a negative pressure reduction hole Grant 6,985,333 - Hiller , et al. January 10, 2	2006-01-10
Monitoring of phenomena indicative of PTP in a magnetic disk drive Grant 6,980,383 - Brunnett , et al. December 27, 2	2005-12-27
Firmware controlled backup in disk drives Grant 6,792,517 - Brunnett , et al. September 14, 2	2004-09-14
Monitoring of phenomena indicative of PTP in a magnetic disk drive App 20040100255 - Brunnett, Don ; et al.	2004-05-27
In-situ determination of landing zone transition for improved disk drive reliability Grant 6,721,121 - Schreck , et al. April 13, 2	2004-04-13
Hindering PTP in a hard disk Grant 6,717,759 - Himle , et al. April 6, 2	2004-04-06