Inventor
WOODRUFF DAVID WINFIELD
US12 patents
⚠️ This page may combine multiple inventors who share the name “WOODRUFF DAVID WINFIELD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEN ELECTRIC
8 patentsUS5985368ANov 16, 1999
Coating composition for metal-based substrates, and related processes
GEN ELECTRIC89 citations94
US5759932AJun 2, 1998
Coating composition for metal-based substrates, and related processes
GEN ELECTRIC59 citations94
US6790934B2Sep 14, 2004
Method for purification of aromatic polyethers
GEN ELECTRIC24 citations92
US7115785B2Oct 3, 2006
Method for making salts hydroxy-substituted hydrocarbons
GEN ELECTRIC21 citations91
US6630568B1Oct 7, 2003
Method for purification of aromatic polyethers
GEN ELECTRIC49 citations90
US5693742ADec 2, 1997
Solventless method for making polyarylene ethers
GEN ELECTRIC22 citations90
US7125954B2Oct 24, 2006
Method for producing polyether polymers
GEN ELECTRIC18 citations83
US9567232B1Feb 14, 2017
Method for preparing sodium chloro-aluminate
GEN ELECTRIC9 citations80
SABIC INNOVATIVE PLASTICS IP
3 patentsUS7902407B2Mar 8, 2011
Method for preparation of salts of hydroxy-substituted aromatic compounds
SABIC INNOVATIVE PLASTICS IP8 citations84
US7714095B2May 11, 2010
Phase transfer catalyzed method for preparation of polyetherimides
SABIC INNOVATIVE PLASTICS IP14 citations83
US7772435B2Aug 10, 2010
Method of forming a dry quaternary ammonium salt mixture
SABIC INNOVATIVE PLASTICS IP5 citations59