Inventor
LEE I-HWA
US33 patents
⚠️ This page may combine multiple inventors who share the name “LEE I-HWA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DU PONT
22 patentsUS5217812AJun 8, 1993
Extrudable and primerless adhesives and products therefrom
DU PONT74 citations96
US5053457AOct 1, 1991
Coextrudable adhesives and products therefrom
DU PONT88 citations96
US7306095B1Dec 11, 2007
Multiple compartment pouch and beverage container with frangible seal
DU PONT105 citations95
US6184298B1Feb 6, 2001
Adhesive compositions based on blends of grafted polyethylenes and non-grafted polyethylenes and styrene container rubber
DU PONT35 citations92
US6037063AMar 14, 2000
High barrier, coextruded compositions useful in the manufacture of clear, heat-stable articles and methods relating thereto
DU PONT32 citations92
US4861677AAug 29, 1989
Coextrudable adhesive for polystyrene, and products therefrom
DU PONT28 citations92
US4861676AAug 29, 1989
Improved coextrudable adhesive and products therefrom
DU PONT31 citations92
US5516583AMay 14, 1996
Adhesive for tamper evident seals
DU PONT49 citations91
US6299985B1Oct 9, 2001
Adhesive compositions based on blends of grafted metallocene catalyzed and polar ethylene copolymers
DU PONT27 citations89
US6166142ADec 26, 2000
Adhesive compositions based on blends of grafted metallocene catalyzed and polar ethylene copolymers
DU PONT29 citations89
US5744250AApr 28, 1998
Adhesion compositions for multilayer structures
DU PONT28 citations89
US6545091B1Apr 8, 2003
Adhesive compositions based on blends of grafted metallocene catalyzed and non-grafted conventional polyethylenes
DU PONT50 citations88
US5643999AJul 1, 1997
Co-extrudable adhesives with good age-down resistance
DU PONT39 citations87
US7045566B2May 16, 2006
Moisture and gas permeable non-porous ionomeric films
DU PONT15 citations84
US7615270B2Nov 10, 2009
Films comprising a liquid-absorbant inner layer and an impermeable outer layer
DU PONT8 citations82
US10421258B2Sep 24, 2019
Multilayer structure comprising polypropylene
DU PONT4 citations73
US7968134B2Jun 28, 2011
Films comprising a liquid-absorbant inner layer and an impermeable outer layer
DU PONT1 citations61
US7964226B2Jun 21, 2011
Films comprising a liquid-absorbant inner layer and an impermeable outer layer
DU PONT2 citations61
US7964229B2Jun 21, 2011
Films comprising a liquid-absorbant inner layer and an impermeable outer layer
DU PONT2 citations61
US7964055B2Jun 21, 2011
Films comprising a liquid-absorbant inner layer and an impermeable outer layer
DU PONT1 citations61
US6998157B2Feb 14, 2006
Thermoformable packaging film
DU PONT3 citations54
US10414139B2Sep 17, 2019
Adhesive compositions and multilayered structures comprising functionalized polypropylene
DU PONT0 citations51
VOGEL RANDALL ALLEN
3 patentsUS8119235B1Feb 21, 2012
Multilayer, co-extruded, ionomeric decorative surfacing
VOGEL RANDALL ALLEN11 citations79
US8945708B1Feb 3, 2015
Multilayer, coextruded, ionomeric decorative surfacing
VOGEL RANDALL ALLEN3 citations57
US8679619B2Mar 25, 2014
Multilayer, co-extruded, ionomeric decorative surfacing
VOGEL RANDALL ALLEN0 citations47