Chang; Jack Jyh-Kau

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chang; Jack Jyh-Kau.The latest application filed is for "onset layer for perpendicular magnetic recording media".

Company Profile

0.8.7

Chang; Jack Jyh-Kau - Fremont CA
Chang; Jack Jyh-Kau - Freemont CA US
Chang, Jack Jyh-Kau - Hsin-Chu City TW

*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
Onset Layer For Perpendicular Magnetic Recording Media App 20160314811 - Bian; Xiaoping ; et al.	2016-10-27
Onset layer for perpendicular magnetic recording media Grant 9,412,404 - Bian , et al. August 9, 2	2016-08-09
Soft underlayer having a multilayer structure for high areal density perpendicular recording media Grant 9,245,564 - Arnoldussen , et al. January 26, 2	2016-01-26
Soft Underlayer Having A Multilayer Structure For High Areal Density Perpendicular Recording Media App 20150310884 - Arnoldussen; Thomas C. ; et al.	2015-10-29
Perpendicular magnetic recording media with oxide-containing exchange coupling layer Grant 8,747,628 - Bian , et al. June 10, 2	2014-06-10
Perpendicular magnetic recording media having a dual onset layer Grant 8,580,409 - Bian , et al. November 12, 2	2013-11-12
Perpendicular Magnetic Recording Media With Oxide-containing Exchange Coupling Layer App 20120186974 - Bian; Xiaoping ; et al.	2012-07-26
Perpendicular magnetic recording media with oxide-containing exchange coupling layer Grant 8,168,310 - Bian , et al. May 1, 2	2012-05-01
Perpendicular Magnetic Recording Media With Oxide-containing Exchange Coupling Layer App 20110141621 - Bian; Xiaoping ; et al.	2011-06-16
Onset Layer For Perpendicular Magnetic Recording Media App 20110141609 - Bian; Xiaoping ; et al.	2011-06-16
Perpendicular Magnetic Recording Media Having A Dual Onset Layer App 20110111261 - Bian; Xiaoping ; et al.	2011-05-12
Magnetic recording medium having improved overwrite and SNR characteristics App 20020132139 - Chang, Jack Jyh-Kau ; et al.	2002-09-19

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