van Ek; Johannes

Patent Applications and Registrations

Patent applications and USPTO patent grants for van Ek; Johannes.The latest application filed is for "multi-bit memory with selectable magnetic layer".

Company Profile

0.13.9

van Ek; Johannes - Niwot CO US
Van Ek; Johannes - Minnetonka MN
van Ek; Johannes - St. Louis Park MN

*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
Dynamic spring media with multiple exchange coupled hard-soft magnetic layers Grant 8,940,418 - van Ek January 27, 2	2015-01-27
Multi-bit memory with selectable magnetic layer Grant 8,767,456 - Amin , et al. July 1, 2	2014-07-01
Multi-bit Memory With Selectable Magnetic Layer App 20120224418 - Amin; Nurul ; et al.	2012-09-06
Multi-bit memory with selectable magnetic layer Grant 8,199,570 - Amin , et al. June 12, 2	2012-06-12
Multi-bit Memory With Selectable Magnetic Layer App 20120087186 - Amin; Nurul ; et al.	2012-04-12
Recording head for reducing side track erasure Grant 7,684,150 - Pokhil , et al. March 23, 2	2010-03-23
Wire-assisted Magnetic Write Device Including Multiple Wire Assist Conductors App 20090262636 - Xue; Jianhua ; et al.	2009-10-22
Recording head for reducing side track erasure App 20090251827 - Pokhil; Taras Grigoryevich ; et al.	2009-10-08
Wire-assisted write device with high thermal reliability App 20080259493 - Kief; Mark T. ; et al.	2008-10-23
Writer structure with assisted bias Grant 7,397,633 - Xue , et al. July 8, 2	2008-07-08
Magnetic writing pole and a perpendicular writing element App 20060256471 - Plumer; Martin L. ; et al.	2006-11-16
Method of forming a beveled writing pole of a perpendicular writing element Grant 7,100,266 - Plumer , et al. September 5, 2	2006-09-05
Spin valve sensor for high areal density applications Grant 7,027,270 - Dimitrov , et al. April 11, 2	2006-04-11
Differential CPP reader for perpendicular magnetic recording Grant 7,016,160 - Mao , et al. March 21, 2	2006-03-21
Recording head for reducing side track erasure App 20060002020 - Pokhil; Taras Grigoryevich ; et al.	2006-01-05
High-efficiency single-turn write head for high-speed recording Grant 6,972,932 - Shukh , et al. December 6, 2	2005-12-06
Differential CPP reader for perpendicular magnetic recording App 20050105219 - Mao, Sining ; et al.	2005-05-19
Spin valve sensor for high areal density applications App 20030112562 - Dimitrov, Dimitar V. ; et al.	2003-06-19
Magnetic read head with an insulator layer between an MR sensor and rear portions of current contacts to provide enhanced sensitivity Grant 6,385,016 - van Ek , et al. May 7, 2	2002-05-07
Spin valve magnetoresistive sensor using permanent magnet biased artificial antiferromagnet layer Grant 6,191,926 - Everitt , et al. February 20, 2	2001-02-20

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