Schaenzer; Mark J.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Schaenzer; Mark J..The latest application filed is for "glide test head with active fly height control".

Company Profile

0.18.5

Schaenzer; Mark J. - Eagan 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
Slider and method for actively controlling crown curvature Grant 6,700,727 - Crane , et al. March 2, 2	2004-03-02
Double-double (2.times.2) tester paddle board AKA 2.times.2 paddle board Grant 6,604,948 - Schadewald, Jr. , et al. August 12, 2	2003-08-12
Head with active fly height control Grant 6,577,466 - Meyer , et al. June 10, 2	2003-06-10
Hybrid burnish/glide head with advanced air bearing fly height control rails Grant 6,503,132 - Ekstrum , et al. January 7, 2	2003-01-07
Glide test head with active fly height control App 20020118483 - Meyer, Dallas W. ; et al.	2002-08-29
Hybrid burnish/glide head with advanced air bearing fly height control rails App 20020039876 - Ekstrum, Robert P. ; et al.	2002-04-04
Apparatus and method for reducing disc surface asperities to sub-microinch height Grant 6,358,123 - Liners , et al. March 19, 2	2002-03-19
Apparatus And Method For Reducing Disc Surface Asperities To Sub-microinch Height App 20020031987 - Liners, William O. ; et al.	2002-03-14
Method of manufacturing rounded edge recording head App 20010043559 - Schaenzer, Mark J. ; et al.	2001-11-22
Apparatus and method for reducing disc surface asperities to sub-microinch height App 20010036800 - Liners, William O. ; et al.	2001-11-01
Apparatus and method for reducing disc surface asperities to sub-microinch height Grant 6,309,283 - Liners , et al. October 30, 2	2001-10-30
Apparatus and method for reducing disc surface asperities to sub-microinch height Grant 6,273,793 - Liners , et al. August 14, 2	2001-08-14
Force sensing slider Grant 6,269,687 - Zhang , et al. August 7, 2	2001-08-07
Method of fabricating a data storage system head slider having an internal accelerometer Grant 6,079,088 - Schaenzer , et al. June 27, 2	2000-06-27
Thermal asperity detection head Grant 6,071,007 - Schaenzer , et al. June 6, 2	2000-06-06
Magnetic recording head slider with piezoelectric sensor for measuring slider to disc interference levels Grant 6,046,871 - Schaenzer , et al. April 4, 2	2000-04-04
Capacitance probe for magnetic recording head transducer to disc surface spacing measurement Grant 6,046,596 - Schaenzer , et al. April 4, 2	2000-04-04
Optical data storage system with improved head lens assembly Grant 6,023,378 - Schaenzer February 8, 2	2000-02-08
Glide test slider having electrically isolated piezoelectric crystal for improved noise suppression Grant 6,016,692 - Schaenzer , et al. January 25, 2	2000-01-25
Internal accelerometer for improved servo performance and shock sensing on high performance disc drive heads Grant 5,856,895 - Schaenzer , et al. January 5, 1	1999-01-05
Slider with mesa for optical disc data storage system Grant 5,831,797 - Schaenzer , et al. November 3, 1	1998-11-03
Multi-impact thermal asperity sensor head Grant 5,825,181 - Schaenzer , et al. October 20, 1	1998-10-20
Small foot machining guide for recording heads Grant 5,755,612 - Schaenzer , et al. May 26, 1	1998-05-26

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