Inventor
CHAO JAMES L
US10 patents
⚠️ This page may combine multiple inventors who share the name “CHAO JAMES L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HMT TECHNOLOGY CORP
6 patentsUS6358636B1Mar 19, 2002
Thin overlayer for magnetic recording disk
HMT TECHNOLOGY CORP89 citations96
US6146737ANov 14, 2000
Magnetic recording medium having a nitrogen-containing barrier layer
HMT TECHNOLOGY CORP79 citations95
US5587217ADec 24, 1996
Lubricant composition and method
HMT TECHNOLOGY CORP54 citations92
US5520981AMay 28, 1996
Magnetic recording disk with overcoat thickness gradient between a data zone and a landing zone
HMT TECHNOLOGY CORP39 citations92
US5736020AApr 7, 1998
Target assembly for use in forming an overcoat in a magnetic recording medium
HMT TECHNOLOGY CORP11 citations73
US5810648ASep 22, 1998
Device for texturing a disc substrate
HMT TECHNOLOGY CORP11 citations72
WD MEDIA INC
3 patentsUS7656615B2Feb 2, 2010
Perpendicular magnetic recording disk with a soft magnetic layer having a discrete track recording pattern
WD MEDIA INC72 citations97
US7608193B2Oct 27, 2009
Perpendicular magnetic discrete track recording disk
WD MEDIA INC76 citations97
US7549209B2Jun 23, 2009
Method of fabricating a magnetic discrete track recording disk
WD MEDIA INC108 citations97