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Class Information
Number: 428/810
Name: Stock material or miscellaneous articles > Magnetic recording component or stock > Magnetic head
Description: Subject matter in which the laminate of one or more layers has a disclosed utility as a component in a magnetic head or transducer (i.e., layer or laminate intended to sense stored magnetic information or to magnetically record information on a media) and which has a specified chemical composition, microstructure, or a property resulting from or influenced by microstructure of a layer or layers.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7407902 |
Bismuth glass composition, and magnetic head and plasma display panel including the same as sealing member |
Aug. 5, 2008 |
| 7327540 |
Hard biased materials for recording head applications |
Feb. 5, 2008 |
| 7218487 |
Exchange coupling film and magnetoresistive element using the same |
May. 15, 2007 |
| 7150907 |
Modified copolyesters and improved multilayer reflective films |
Dec. 19, 2006 |
| 7106559 |
Exchange coupling film and magnetoresistive element using the same |
Sep. 12, 2006 |
| 7092222 |
Exchange coupled film having improved current-carrying reliability and improved rate of change in resistance and magnetic sensing element using same |
Aug. 15, 2006 |
| 7088548 |
Perpendicular magnetic recording system |
Aug. 8, 2006 |
| 7044837 |
Magnetic head cleaning method |
May. 16, 2006 |
| 6939123 |
Electroformed adhesive laminated tooling surface with precision structured interfaces |
Sep. 6, 2005 |
| 6902826 |
High moment films with sub-monolayer nanolaminations retaining magnetic anisotropy after hard axis annealing |
Jun. 7, 2005 |
| 6765755 |
Anti-abrasive reading head |
Jul. 20, 2004 |
| 6716537 |
Magnetoresistive element having multilayered film capable of effectively conducting a detecting current for detecting external magnetic field and method for making the same |
Apr. 6, 2004 |
| 6663939 |
Magnetic recording medium |
Dec. 16, 2003 |
| 6656604 |
Magnetoresistive thin-film magnetic element and method for making the same |
Dec. 2, 2003 |
| 6620530 |
Synthetic anti-parallel spin valve, having improved robustness, and process to manufacture it |
Sep. 16, 2003 |
| 6602571 |
Method for manufacturing magnetic encoders and magnetic encoders manufactured by using such method |
Aug. 5, 2003 |
| 6594124 |
Canted adjacent layer stabilized SV heads |
Jul. 15, 2003 |
| 6590389 |
Magnetic sensor, magnetic sensor apparatus, semiconductor magnetic resistance apparatus, and production method thereof |
Jul. 8, 2003 |
| 6583620 |
Plane magnetic sensor and plane magnetic sensor for multidimensional magnetic field analysis |
Jun. 24, 2003 |
| 6579612 |
Magnetostrictive sensor structure |
Jun. 17, 2003 |
| 6579665 |
Thin-film magnetic recording head manufacture |
Jun. 17, 2003 |
| 6544716 |
Multilayer optical medium for near-field optical recording and reading |
Apr. 8, 2003 |
| 6518862 |
Magnetostatic wave element and manufacturing method therefor |
Feb. 11, 2003 |
| 6462917 |
Magnetoresistive sensor, a thin film magnetic head, a magnetic head device, and a magnetic disk drive device |
Oct. 8, 2002 |
| 6447935 |
Method and system for reducing assymetry in a spin valve having a synthetic pinned layer |
Sep. 10, 2002 |
| 6395388 |
Magnetoresistance effect element |
May. 28, 2002 |
| 6391483 |
Magnetic device and method of forming same |
May. 21, 2002 |
| 6387549 |
Magnetic sensor |
May. 14, 2002 |
| 6376108 |
Magnetic material and magnetic head using the same and magnetic storage device having thereof |
Apr. 23, 2002 |
| 6368706 |
Magnetoresistance effect element |
Apr. 9, 2002 |
| 6346337 |
Bulk amorphous metal magnetic component |
Feb. 12, 2002 |
| 6342311 |
High magnetic moment seed layer materials for writer pole tips |
Jan. 29, 2002 |
| 6322911 |
Spin-valve magnetic resistance sensor and thin-film magnetic head |
Nov. 27, 2001 |
| 6153321 |
Method of using a substrate with magnetic substance of a magnetic scale |
Nov. 28, 2000 |
| 5821000 |
Composite magnetic member and process for producing the member |
Oct. 13, 1998 |
| 5698131 |
Paste for manufacturing ferrite and ferrite |
Dec. 16, 1997 |
| 5658660 |
Magnetic core coated with tin free electrodeposition coatings |
Aug. 19, 1997 |
| 5563001 |
Encapsulated ferromagnetic particles suitable for high temperature use |
Oct. 8, 1996 |
| 5091253 |
Magnetic cores utilizing metallic glass ribbons and mica paper interlaminar insulation |
Feb. 25, 1992 |
| 4277809 |
Apparatus for recording magnetic impulses perpendicular to the surface of a recording medium |
Jul. 7, 1981 |
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