Tsang; Ching H.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Tsang; Ching H..The latest application filed is for "tunnel valve flux guide structure formed by oxidation of pinned layer".

Company Profile

0.15.2

Tsang; Ching H. - Sunnyvale 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
CPP magnetoresistive sensors with in-stack longitudinal biasing and overlapping magnetic shield Grant 6,680,832 - Fontana, Jr. , et al. January 20, 2	2004-01-20
Tunnel valve flux guide structure formed by oxidation of pinned layer Grant 6,631,055 - Childress , et al. October 7, 2	2003-10-07
Tunnel valve flux guide structure formed by oxidation of pinned layer App 20020186514 - Childress, Jeffrey R. ; et al.	2002-12-12
CPP magnetoresistive sensors with in-stack longitudinal biasing and overlapping magnetic shield App 20020167768 - Fontana, Robert E. JR. ; et al.	2002-11-14
Spin valve magnetoresistive element with longitudinal exchange biasing of end regions abutting the free layer, and magnetic recording system using the element Grant 5,528,440 - Fontana , et al. June 18, 1	1996-06-18
Magnetoresistive sensor having exchange-coupled stabilization for transverse bias layer Grant 5,508,866 - Gill , et al. April 16, 1	1996-04-16
Method of manufacturing a magnetoresistive sensor Grant 5,492,720 - Gill , et al. February 20, 1	1996-02-20
Method of fabricating a magnetoresistive read transducer Grant 5,458,908 - Krounbi , et al. October 17, 1	1995-10-17
Multilayer magnetoresistive sensor Grant 5,452,163 - Coffey , et al. September 19, 1	1995-09-19
Rotary actuator disk drive with identical dual-element read/write transducers Grant 5,444,589 - Hu , et al. August 22, 1	1995-08-22
Method of making a thin film merged MR head with aligned pole tips Grant 5,438,747 - Krounbi , et al. August 8, 1	1995-08-08
Magnetoresistive read transducer having improved bias profile Grant 5,285,339 - Chen , et al. February 8, 1	1994-02-08
Magnetoresistive head with enhanced exchange bias field Grant 5,262,914 - Chen , et al. November 16, 1	1993-11-16
Method and apparatus for measuring and compensating nonlinear bitshift Grant 5,262,904 - Tang , et al. November 16, 1	1993-11-16
Magnetoresistive read transducer and method for making the improved transducer Grant 4,809,109 - Howard , et al. February 28, 1	1989-02-28
Magnetoresistive read transducer having patterned longitudinal bias Grant 4,663,685 - Tsang May 5, 1	1987-05-05
Dual biasing for integrated inductive MR head Grant 4,547,824 - Best , et al. October 15, 1	1985-10-15

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