Inventor
SUNG EDWARD H
US8 patents
⚠️ This page may combine multiple inventors who share the name “SUNG EDWARD H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUN CHEMICAL CORP
7 patentsUS7211139B2May 1, 2007
Process for preparing nanoscale quinacridone
SUN CHEMICAL CORP11 citations74
US7115164B2Oct 3, 2006
Preparation of yellow pigments
SUN CHEMICAL CORP2 citations56
US7019121B2Mar 28, 2006
Process for conditioning azo pigments
SUN CHEMICAL CORP2 citations55
US6402829B1Jun 11, 2002
Process for preparing a substantially pure gamma phase quinacridone pigment of large particle size
SUN CHEMICAL CORP0 citations45
US6972333B2Dec 6, 2005
Preparation of quinacridonequinones and substituted derivatives of same
SUN CHEMICAL CORP0 citations44
US6464773B1Oct 15, 2002
Toluene sulfonic acid swelling of perylene pigments
SUN CHEMICAL CORP0 citations44
US6537362B1Mar 25, 2003
Polyphosphoric acid swelling of organic pigments
SUN CHEMICAL CORP0 citations39