Johns; Earl C.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Johns; Earl C..The latest application filed is for "transducers for ferroelectric storage medium".

Company Profile

0.4.4

Johns; Earl C. - Sewickley PA
Johns; Earl C. - Northboro MA

*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
Transducers for ferroelectric storage medium Grant 7,397,624 - Johns , et al. July 8, 2	2008-07-08
Magnetic recording media having chemically modified patterned substrate to assemble self organized magnetic arrays Grant 7,153,597 - Yang , et al. December 26, 2	2006-12-26
Recording pole for delivering coincident heat and magnetic field Grant 6,944,101 - Johns , et al. September 13, 2	2005-09-13
Transducers for ferroelectric storage medium App 20050128616 - Johns, Earl C. ; et al.	2005-06-16
Magnetic recording media having chemically modified patterned substrate to assemble self organized magnetic arrays App 20040071924 - Yang, Xiaomin ; et al.	2004-04-15
Method of detecting chemical mechanical polishing endpoints in thin film head processes App 20040038502 - Jayashankar, Sethuraman ; et al.	2004-02-26
Recording pole for delivering coincident heat and magnetic field App 20040008591 - Johns, Earl C. ; et al.	2004-01-15
Electroplating apparatus and process for reducing oxidation of oxidizable plating anions and cations Grant 5,883,762 - Calhoun , et al. March 16, 1	1999-03-16

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