Inventor
SIMPSON ALEXANDER WILLIAM
US14 patents
⚠️ This page may combine multiple inventors who share the name “SIMPSON ALEXANDER WILLIAM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALLISON WILLIAM C
6 patentsUS9067297B2Jun 30, 2015
Polishing pad with foundation layer and polishing surface layer
ALLISON WILLIAM C31 citations93
US9211628B2Dec 15, 2015
Polishing pad with concentric or approximately concentric polygon groove pattern
ALLISON WILLIAM C21 citations92
US8439994B2May 14, 2013
Method of fabricating a polishing pad with an end-point detection region for eddy current end-point detection
ALLISON WILLIAM C8 citations83
US8628384B2Jan 14, 2014
Polishing pad for eddy current end-point detection
ALLISON WILLIAM C3 citations61
US9028302B2May 12, 2015
Polishing pad for eddy current end-point detection
ALLISON WILLIAM C0 citations51
US8657653B2Feb 25, 2014
Homogeneous polishing pad for eddy current end-point detection
ALLISON WILLIAM C1 citations51
NEXPLANAR CORP
5 patentsUS9649742B2May 16, 2017
Polishing pad having polishing surface with continuous protrusions
NEXPLANAR CORP13 citations82
US10160092B2Dec 25, 2018
Polishing pad having polishing surface with continuous protrusions having tapered sidewalls
NEXPLANAR CORP5 citations71
US9931728B2Apr 3, 2018
Polishing pad with foundation layer and polishing surface layer
NEXPLANAR CORP0 citations51
US9597777B2Mar 21, 2017
Homogeneous polishing pad for eddy current end-point detection
NEXPLANAR CORP0 citations51
US10293459B2May 21, 2019
Polishing pad having polishing surface with continuous protrusions
NEXPLANAR CORP0 citations50