| Patent Number |
Title Of Patent |
Date Issued |
| 7554767 |
Electrical lapping guide disposed laterally relative to a shield pedestal |
June 30, 2009 |
| Methods are provided for fabricating an electrical lapping guide, and for using the electrical lapping guide to fabricate a transducer of a magnetic recording head. Additionally, transducers comprising an electrical lapping guide are also provided. Methods of fabricating the electric |
| 7551406 |
Dual electrical lapping guides with common bonding pad |
June 23, 2009 |
| A recording head comprises a write element, including a coil and a dynamic fly-height heater, and two electrical lapping guides. The head also comprises a number of bonding pads including a DFH bonding pad and a shared bonding pad both electrically connected to the dynamic fly-height |
| 7522379 |
Write element with recessed pole and heat sink layer for ultra-high density writing |
April 21, 2009 |
| A head including a write element for writing data to a magnetic media, and methods for its production are provided. A write element of the invention includes one or more of a recessed first pole, a heat sink layer, and a shortened yoke length. A method of the invention provides forming a |
| 6816345 |
Magnetoresistive sensors having submicron track widths and method of making |
November 9, 2004 |
| Methods for reducing feature sizes of devices such as electromagnetic sensors are disclosed. A track width of a MR sensor is defined by a mask having an upper layer with a reduced width and a lower layer with a further reduced width. Instead of or in addition to being supported by the |
| 6775902 |
Method of making a magnetic head with aligned pole tips |
August 17, 2004 |
| A magnetic head is fabricated by providing a substrate with a planar surface, forming at least one cavity in the planar substrate, depositing a second yoke layer in the cavity, forming a second pole tip in the cavity in contact with the second yoke layer, patterning an inductive coil in |
| 6400526 |
Advanced writer for chip-on-load beam |
June 4, 2002 |
| A write element for recording data on a magnetic medium is provided having an impedance designed to substantially match the impedance of an electrical interconnection between it and a pre-amp chip located nearby on the load beam. Additional embodiments are directed to incorporating a rea |
| 6118629 |
Magnetic head with aligned pole tips and pole layers formed of high magnetic moment material |
September 12, 2000 |
| A magnetic head includes first and second pole tip layers separated by a nonmagnetic gap layer. The pole tips are made of a high magnetic moment material. The right side walls of the first and second pole tips are vertically aligned with each other. Similarly, the left side walls of the |
| 6043959 |
Inductive write head formed with flat yoke and merged with magnetoresistive read transducer |
March 28, 2000 |
| A magnetic head includes aligned pole tips and a coil proximally disposed between a pair of first and second magnetic yoke layers which define a closed magnetic path with a transducing gap. The second magnetic yoke layer includes a flat geometry with a substantially level cross-sectional |
| 5966800 |
Method of making a magnetic head with aligned pole tips and pole layers formed of high magnetic |
October 19, 1999 |
| A method of making a magnetic head which includes first and second pole tip layers separated by a nonmagnetic gap layer includes making the pole tips of a high magnetic moment material. The right side walls of the first and second pole tips are vertically aligned with each other. Similar |
| 5784228 |
Thin film magnetic head with compound angled insulation layer |
July 21, 1998 |
| A magnetic head is fabricated with a thin film transducer including first and second magnetic layers, having an insulation layer defining a transducing gap between the pole tips of the magnetic layers, and a top insulating layer over the transducer for protecting the transducer from |
