SAE Magnetics (HK) Ltd.

Patent Applications and Registrations

Patent applications and USPTO patent grants for SAE Magnetics (HK) Ltd..The latest application filed is for "head dfh protrusion shape calibration by hdi sensor".

Company Profile

0.42.22

SAE Magnetics (HK) Ltd. - HK
SAE Magnetics (HK) Ltd. -
SAE MAGNETICS (HK) LTD. - SAE Tower, 38-42 Kwaifung Crescent, Kwai Chung, Hong Kong CN
Sae Magnetics (HK) Ltd. - Kwai Chung CN

*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
Air-bearing design for hydrocarbon and lube pick-up improvements in hard disk drive (HDD) Grant 9,940,960 - Cha , et al. April 10, 2	2018-04-10
Head DFH protrusion shape calibration by HDI sensor Grant 9,251,829 - Ngan , et al. February 2, 2	2016-02-02
Touch down detection with HDI sensor DC mode Grant 8,976,481 - Zeng , et al. March 10, 2	2015-03-10
ABS design for uniform touch-down and back-off in DFH applications Grant 8,867,172 - Zheng , et al. October 21, 2	2014-10-21
Spacing fluctuation compensation Grant 8,767,339 - Zeng , et al. July 1, 2	2014-07-01
Head DFH protrusion shape calibration by HDI sensor App 20130094104 - Ngan; Siu Yin ; et al.	2013-04-18
Sub-assembly for a hard disc drive Grant 8,331,059 - Viskochil December 11, 2	2012-12-11
Electrical current as probe for modulation at head-disk interface Grant 8,274,751 - Feng , et al. September 25, 2	2012-09-25
Gimbal mounted slider assembly with ramp limiter transverse bar Grant 8,218,269 - Zeng , et al. July 10, 2	2012-07-10
Thin-film piezoelectric device, production method thereof, head gimbals assembly using the thin-film piezoelectric device, and hard disk using the head gimbals assembly Grant 8,189,296 - Hata , et al. May 29, 2	2012-05-29
Air-bearing slider design for sub-nanometer clearance in hard disk drive (HDD) Grant 8,184,405 - Zheng , et al. May 22, 2	2012-05-22
Electrical current as probe for modulation at head-disk interface Grant 8,139,306 - Feng , et al. March 20, 2	2012-03-20
ESD, cross talk and noise minimizing resistive/capacitative shunt for CPP and TMR devices Grant 8,107,200 - Leung , et al. January 31, 2	2012-01-31
Suspension gimbal designs with better dynamic performances App 20110299196 - Zeng; Qinghua ; et al.	2011-12-08
Electrical current as probe for modulation at head-disk interface App 20110299191 - Feng; Zhu ; et al.	2011-12-08
Gimbal with assymmetric dynamic stiffness Grant 8,054,585 - Zeng , et al. November 8, 2	2011-11-08
Method and apparatus for providing an additional ground pad and electrical connection for grounding a magnetic recording head Grant 8,045,295 - Fu , et al. October 25, 2	2011-10-25
Method of reducing slider roll torque by balancing head gimbal assembly for improved seeking performance Grant 8,027,127 - Zeng , et al. September 27, 2	2011-09-27
Magnetic disk comprising an aluminum alloy oxynitride underlayer and a diamond-like carbon overcoat Grant 8,018,682 - Cheng , et al. September 13, 2	2011-09-13
Magnetic head/disk with transition metal oxynitride adhesion/corrosion barrier and diamond-like carbon overcoat bilayer Grant 8,014,104 - Cheng , et al. September 6, 2	2011-09-06
Forming an aluminum alloy oxynitride underlayer and a diamond-like carbon overcoat to protect a magnetic recording head and/or media Grant 8,009,387 - Cheng , et al. August 30, 2	2011-08-30
Gimbal mounted slider assembly with transverse bars connecting inner edges of ramp limiter arms Grant 8,000,061 - Zeng , et al. August 16, 2	2011-08-16
Air bearing surface with higher flying height for lower rotating speed drives Grant 7,978,436 - Cha , et al. July 12, 2	2011-07-12
ABS design for dynamic flying height (DFH) applications Grant 7,969,685 - Shen , et al. June 28, 2	2011-06-28
Balanced head gimbal assembly for improved seeking performance App 20110146047 - Zeng; Qinghua ; et al.	2011-06-23
Air-bearing design for hard disk drive (HDD) applications Grant 7,961,433 - Zheng , et al. June 14, 2	2011-06-14
Suspension with bi-layer flexure base whose layers have different coefficients of thermal expansion to eliminate thermally induced flying height variations Grant 7,957,104 - Fu , et al. June 7, 2	2011-06-07
Balanced head gimbal assembly for improved seeking performance Grant 7,907,368 - Zeng , et al. March 15, 2	2011-03-15
Method to protect the magnetic recording head from thermal asperities during disk drive operation Grant 7,894,162 - Mahdev , et al. February 22, 2	2011-02-22
Ramp for a hard disc drive App 20110038074 - Viskochil; Stephen Ralph ; et al.	2011-02-17
Suspension with locally strengthened gimbal Grant 7,885,040 - Yang , et al. February 8, 2	2011-02-08
Magnetic disk comprising an aluminum alloy oxynitride underlayer and a diamond-like carbon overcoat App 20100310904 - Cheng; Shide ; et al.	2010-12-09
Forming an aluminum alloy oxynitride underlayer and a diamond-like carbon overcoat to protect a magnetic recording head and media App 20100307911 - Cheng; Shide ; et al.	2010-12-09
Sub-assembly for a hard disc drive App 20100296198 - Viskochil; Stephen Ralph	2010-11-25
Air bearing design with a flatter pitch profile for reducing particle TAs Grant 7,837,885 - Cha , et al. November 23, 2	2010-11-23
Method to protect a GMR head from electrostatic damage during the manufacturing process Grant 7,836,579 - Mahadev , et al. November 23, 2	2010-11-23
Magnetic recording head and media comprising aluminum oxynitride underlayer and a diamond-like carbon overcoat Grant 7,782,569 - Cheng , et al. August 24, 2	2010-08-24
Air-bearing design with particle rejection features Grant 7,760,468 - Cha , et al. July 20, 2	2010-07-20
Suspension gimbal designs with better dynamic performances App 20100172057 - Zeng; Qinghua ; et al.	2010-07-08
Suspension with locally stiffened load beam Grant 7,701,672 - Zeng , et al. April 20, 2	2010-04-20
Gimbal design with solder ball bond pads and trailing edge limiter tab for a recording head Grant 7,701,673 - Wang , et al. April 20, 2	2010-04-20
Suspension gimbal designs with better dynamic performances Grant 7,684,154 - Zeng , et al. March 23, 2	2010-03-23
Non-contact measurement of slider fly height by electrostatic force Grant 7,679,857 - Zhu , et al. March 16, 2	2010-03-16
Measuring and neutralizing the electrical charge at the interface of a magnetic head and media Grant 7,675,711 - Feng , et al. March 9, 2	2010-03-09
ABS design for dynamic flying height (DFH) applications App 20100039732 - Shen; Xinjiang ; et al.	2010-02-18
Adjustment of pitch and roll static torques in a disk drive head gimbal assembly Grant 7,617,737 - Zhu , et al. November 17, 2	2009-11-17
Bearing apparatus for a hard disk drive App 20090279211 - Seymour; Mark Spencer ; et al.	2009-11-12
ABS design for dynamic flying height (DFH) applications App 20090262458 - Shen; Xinjiang ; et al.	2009-10-22
Air-bearing design for hard disk drive (HDD) applications App 20090219651 - Zheng; Guoqiang ; et al.	2009-09-03
Thermal elements for controlling and manipulating thermal pitch static attitude (PSA) App 20090109568 - Hernandez; Manuel A. ; et al.	2009-04-30
Method for controlling overcoat recession in a magnetic thin film head Grant 7,455,332 - Jose , et al. November 25, 2	2008-11-25
Method to protect the magnetic recording head from thermal asperities during disk drive operation App 20080253026 - Mahdev; Niraj ; et al.	2008-10-16
Flexure for minimizing fly height modulation of near-contact recording sliders in a disk drive Grant 7,433,156 - Zhu , et al. October 7, 2	2008-10-07
Metal oxynitride adhesion/corrosion barrier layer and a diamond-like carbon overcoat App 20080231992 - Cheng; Shide ; et al.	2008-09-25
Magnetic recording head and media overcoat App 20080187781 - Cheng; Shide ; et al.	2008-08-07
Magnetic recording head and media comprising aluminum oxynitride underlayer and a diamond-like carbon overcoat App 20080176108 - Cheng; Shide ; et al.	2008-07-24
Method for protecting a slider mounted CPP GMR or TMR read head sensor from noise and ESD damage Grant 7,392,579 - Leung , et al. July 1, 2	2008-07-01
Head Stack Assembly App 20080068757 - Kamigama; Takehiro ; et al.	2008-03-20
Suspension gimbal designs with better dynamic performances App 20080030900 - Zeng; Qinghua ; et al.	2008-02-07
Suspension with locally stiffened load beam App 20070291414 - Zeng; Qinghua ; et al.	2007-12-20
Elimination of electric-pop noise in MR/GMR device Grant 7,256,970 - Shen , et al. August 14, 2	2007-08-14
Self-loaded pendulum for slider flexure stiffness measurements Grant 7,249,520 - Zhu , et al. July 31, 2	2007-07-31
Elimination of electric-pop noise in a MR device Grant 7,158,356 - Shen , et al. January 2, 2	2007-01-02
Elimination of electric-pop noise in MR/GMR device App 20030103300 - Shen, Yong ; et al.	2003-06-05

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