Inventor

CHAPPEL JR CORNELL

US2 patents

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

DU PONT

1 patent

US6495309B1Dec 17, 2002

Polymeric film having a coating layer of a phosphonic acid group containing polymer

DU PONT8 citations69

DUPONT TEIJIN FILMS US LTD PAR

1 patent

US6759178B2Jul 6, 2004

Polymeric film having a coating layer of a phosphonic acid group containing polymer

DUPONT TEIJIN FILMS US LTD PAR4 citations57