Inventor

RETTNER CHARLES

US3 patents

⚠️ This page may combine multiple inventors who share the name “RETTNER CHARLES”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHENG JOY

2 patents

US8114306B2Feb 14, 2012

Method of forming sub-lithographic features using directed self-assembly of polymers

CHENG JOY73 citations97

US8398868B2Mar 19, 2013

Directed self-assembly of block copolymers using segmented prepatterns

CHENG JOY14 citations83

IBM

1 patent

US7875873B2Jan 25, 2011

Phase change materials and associated memory devices

IBM6 citations72