Inventor
WILLIAMS MASON LAMAR
US17 patents
⚠️ This page may combine multiple inventors who share the name “WILLIAMS MASON LAMAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI GLOBAL STORAGE TECH
10 patentsUS7490212B2Feb 10, 2009
System and method for writing data to dedicated bands of a hard disk drive
HITACHI GLOBAL STORAGE TECH56 citations97
US7002775B2Feb 21, 2006
Head for perpendicular magnetic recording with a shield structure connected to the return pole piece
HITACHI GLOBAL STORAGE TECH132 citations97
US6967810B2Nov 22, 2005
System and method for writing HDD depending on direction of head skew
HITACHI GLOBAL STORAGE TECH89 citations97
US6757141B2Jun 29, 2004
Perpendicular recording write head with a ferromagnetic shaping layer
HITACHI GLOBAL STORAGE TECH55 citations96
US7009812B2Mar 7, 2006
Magnetic transducer for perpendicular magnetic recording with single pole write head with trailing shield
HITACHI GLOBAL STORAGE TECH110 citations95
US7440230B2Oct 21, 2008
Perpendicular recording head with floating-trailing shield extending around first and second sides of main pole piece
HITACHI GLOBAL STORAGE TECH26 citations92
US7367112B2May 6, 2008
Method of fabricating a head for perpendicular magnetic recording with a self-aligning side shield structure
HITACHI GLOBAL STORAGE TECH23 citations92
US7196871B2Mar 27, 2007
Head for perpendicular recording with a floating trailing shield
HITACHI GLOBAL STORAGE TECH40 citations92
US6693769B2Feb 17, 2004
High data rate write head
HITACHI GLOBAL STORAGE TECH31 citations92
US6952326B2Oct 4, 2005
High data rate write head
HITACHI GLOBAL STORAGE TECH3 citations63
IBM
5 patentsUS6259583B1Jul 10, 2001
Laminated yoke head with a domain control element
IBM114 citations98
US5901018AMay 4, 1999
Magnetic tunnel junction magnetoresistive read head with sensing layer as rear flux guide
IBM110 citations98
US6603623B1Aug 5, 2003
Inductive magnetic recording head with impedance matching elements
IBM36 citations92
US5896249AApr 20, 1999
Disk drive with identical top and bottom heads having three side-by-side elements and a common terminal pad
IBM37 citations92
US5798890AAug 25, 1998
Disk drive with identical three-element, side-by-side heads on opposite disk surfaces
IBM13 citations74