Inventor
SCHAENZER MARK J
US28 patents
⚠️ This page may combine multiple inventors who share the name “SCHAENZER MARK J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEAGATE TECHNOLOGY LLC
14 patentsUS6700727B1Mar 2, 2004
Slider and method for actively controlling crown curvature
SEAGATE TECHNOLOGY LLC69 citations96
US6577466B2Jun 10, 2003
Head with active fly height control
SEAGATE TECHNOLOGY LLC79 citations96
US6366416B1Apr 2, 2002
Glide test head with active fly height control
SEAGATE TECHNOLOGY LLC73 citations95
US6358123B1Mar 19, 2002
Apparatus and method for reducing disc surface asperities to sub-microinch height
SEAGATE TECHNOLOGY LLC48 citations94
US6273793B1Aug 14, 2001
Apparatus and method for reducing disc surface asperities to sub-microinch height
SEAGATE TECHNOLOGY LLC44 citations94
US6309283B1Oct 30, 2001
Apparatus and method for reducing disc surface asperities to sub-microinch height
SEAGATE TECHNOLOGY LLC26 citations91
US6150813ANov 21, 2000
Method of connecting heads of a data storage system to a testing apparatus
SEAGATE TECHNOLOGY LLC17 citations89
US6503132B2Jan 7, 2003
Hybrid burnish/glide head with advanced air bearing fly height control rails
SEAGATE TECHNOLOGY LLC28 citations86
US6381098B1Apr 30, 2002
Laser textured transducing head slider
SEAGATE TECHNOLOGY LLC14 citations84
US6269687B1Aug 7, 2001
Force sensing slider
SEAGATE TECHNOLOGY LLC15 citations84
US6185993B1Feb 13, 2001
Single sided sensor for glide height testing
SEAGATE TECHNOLOGY LLC6 citations74
US6205849B1Mar 27, 2001
Glide head using an ion etched air bearing
SEAGATE TECHNOLOGY LLC4 citations63
US6563785B2May 13, 2003
Method of manufacturing rounded edge recording head
SEAGATE TECHNOLOGY LLC6 citations60
US6604948B1Aug 12, 2003
Double-double (2×2) tester paddle board AKA 2×2 paddle board
SEAGATE TECHNOLOGY LLC0 citations39
SEAGATE TECHNOLOGY
14 patentsUS6071007AJun 6, 2000
Thermal asperity detection head
SEAGATE TECHNOLOGY61 citations96
US6079088AJun 27, 2000
Method of fabricating a data storage system head slider having an internal accelerometer
SEAGATE TECHNOLOGY19 citations93
US6046871AApr 4, 2000
Magnetic recording head slider with piezoelectric sensor for measuring slider to disc interference levels
SEAGATE TECHNOLOGY27 citations93
US5856895AJan 5, 1999
Internal accelerometer for improved servo performance and shock sensing on high performance disc drive heads
SEAGATE TECHNOLOGY39 citations93
US6046596AApr 4, 2000
Capacitance probe for magnetic recording head transducer to disc surface spacing measurement
SEAGATE TECHNOLOGY35 citations92
US6016692AJan 25, 2000
Glide test slider having electrically isolated piezoelectric crystal for improved noise suppression
SEAGATE TECHNOLOGY48 citations92
US5872311AFeb 16, 1999
Integrated piezoelectric and thermal asperity transducers for testing disc media in high performance disc drives
SEAGATE TECHNOLOGY19 citations92
US5831797ANov 3, 1998
Slider with mesa for optical disc data storage system
SEAGATE TECHNOLOGY34 citations92
US5755612AMay 26, 1998
Small foot machining guide for recording heads
SEAGATE TECHNOLOGY32 citations92
US5825181AOct 20, 1998
Multi-impact thermal asperity sensor head
SEAGATE TECHNOLOGY34 citations89
US6023963AFeb 15, 2000
Single-sided sensor for glide height testing
SEAGATE TECHNOLOGY11 citations74
US6023378AFeb 8, 2000
Optical data storage system with improved head lens assembly
SEAGATE TECHNOLOGY8 citations74
US5936801AAug 10, 1999
Head slider with partially recessed magnetoresistive element
SEAGATE TECHNOLOGY8 citations74
US5876216AMar 2, 1999
Integrated connector board for disc drive storage systems
SEAGATE TECHNOLOGY5 citations70