Inventor
LIU YINSHI
US27 patents
⚠️ This page may combine multiple inventors who share the name “LIU YINSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI GLOBAL STORAGE TECH
10 patentsUS7576951B2Aug 18, 2009
Perpendicular magnetic write head having a magnetic write pole with a concave trailing edge
HITACHI GLOBAL STORAGE TECH35 citations92
US7477481B2Jan 13, 2009
Bilayer trailing shield gap for perpendicular head
HITACHI GLOBAL STORAGE TECH31 citations92
US7280314B2Oct 9, 2007
Lower saturation field structure for perpendicular AFC pole
HITACHI GLOBAL STORAGE TECH17 citations84
US7656611B2Feb 2, 2010
Laminated high moment magnetic films antiferromagnetic coupling as write pole of perpendicular magnetic recording head
HITACHI GLOBAL STORAGE TECH11 citations83
US7633713B2Dec 15, 2009
Method for controlling the formation of the trailing shield gap during perpendicular head fabrication and head formed thereby
HITACHI GLOBAL STORAGE TECH9 citations80
US7799138B2Sep 21, 2010
In-situ method to reduce particle contamination in a vacuum plasma processing tool
HITACHI GLOBAL STORAGE TECH10 citations79
US7436629B2Oct 14, 2008
Laminated magnetic structure for use in a perpendicular magnetic write head
HITACHI GLOBAL STORAGE TECH4 citations63
US7648731B2Jan 19, 2010
Fabricating perpendicular write elements in perpendicular magnetic recording heads
HITACHI GLOBAL STORAGE TECH5 citations61
US7525760B2Apr 28, 2009
Laminated write gap to improve writer performance
HITACHI GLOBAL STORAGE TECH5 citations61
US7500302B2Mar 10, 2009
Process for fabricating a magnetic recording head with a laminated write gap
HITACHI GLOBAL STORAGE TECH1 citations51