Featured patents

Magnetic Recording Head Having Quilted-Type Coating
US 08837082 B2, Sept. 16, 2014, Head surface structure, Calvin S. Lo et al. / International Business Machines Corporation (Armonk, US)
A module, comprising:…

Two Dimensional Magnetic Recording System Head Separation Estimator
US 08861112 B1, Oct. 14, 2014, General Processing of a Digital Signal, Haitao Xia et al. / LSI Corporation (San Jose, US)
An apparatus comprising:…

Spindle Motor and Recording Disk Driving Device Including the Same
US 08861130 B1, Oct. 14, 2014, Rotational drive detail, Hyun Gi Yang et al. / Samsung Electro-Mechanics Co., Ltd. (Suwon, KR)
A spindle motor comprising:…

Perpendicular Magnetic Recording Write Head With Main Pole Formed on a Metallic Amorphous Underlayer
US 08861137 B1, Oct. 14, 2014, Accessory feature, Stefan Maat et al. / HGST Netherlands B.V. (Amsterdam, NL)
A perpendicular magnetic recording write head for magnetizing regions…

Low Profile Damper Plates for a Yoke of a Voice Coil Motor
US 08767353 B2, July 1, 2014, Voice coil, Kimihiko Sudo et al. / HGST Netherlands B.V. (Amsterdam, NL)
A hard disk drive comprising:…

Systems and Methods for Improving Sequential Data Rate Performance Using Sorted Data Zones for Butterfly Format
US 08693133 B1, April 8, 2014, Controlling the head, Joe C. Lee et al. / Western Digital Technologies, Inc. (Irvine, US)
A multi-head disk drive comprising:…

Trilayer Reader With Current Constraint at the ABS
US 08659855 B2, Feb. 25, 2014, Detail of sense conductor, Dion Song et al. / Seagate Technology LLC (Scotts Valley, US)
A magnetoresistive sensor comprising:…

Tape Drive for Recording Data Onto and Reading Data From Opposing Sides of Tape Media
US 08643977 B1, Feb. 4, 2014, Plural reels, William J. Vanderheyden / Oracle International Corporation (Redwood City, US)
A tape drive, comprising:…

Transducing Head Writer Having Write Pole Bridge Feature, and Devices Thereof
US 08619390 B2, Dec. 31, 2013, Junction detail, Marcus B. Mooney et al. / Seagate Technology LLC (Cupertino, US)
A device comprising:…

Write Data Switching for Magnetic Disk Drives
US 08477441 B2, July 2, 2013, Head amplifier circuit, Jeremy Robert Kuehlwein et al. / Texas Instruments Incorporated (Dallas, US)
A method for writing data onto a magnetic disk, the method comprising:…

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