Inventor
CHEN JOHN CHU
US38 patents
⚠️ This page may combine multiple inventors who share the name “CHEN JOHN CHU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DU PONT
28 patentsUS6100321AAug 8, 2000
Stearic-modified ionomers for golf balls
DU PONT266 citations99
US6653382B1Nov 25, 2003
Highly-neutralized ethylene copolymers and their use in golf balls
DU PONT370 citations98
US5789475AAug 4, 1998
Adipic acid modified-ionomers having improved properties and processability
DU PONT130 citations98
US6953820B2Oct 11, 2005
Highly-neutralized ethylene copolymers and their use in golf balls
DU PONT111 citations97
US6777472B1Aug 17, 2004
Highly-neutralized ethylene copolymers
DU PONT89 citations97
US5973046AOct 26, 1999
Modified-ionomers having improved properties and processability
DU PONT203 citations97
US7273903B2Sep 25, 2007
Bi-modal ionomers
DU PONT34 citations96
US7838104B2Nov 23, 2010
Variable vapor barrier for humidity control
DU PONT32 citations92
US7488778B2Feb 10, 2009
Bi-modal ionomers
DU PONT23 citations92
US7838123B2Nov 23, 2010
Variable vapor barrier for moisture control in buildings
DU PONT36 citations91
US7829197B2Nov 9, 2010
Variable vapor barrier for humidity control
DU PONT41 citations91
US7375151B2May 20, 2008
Highly-resilient thermoplastic compositions
DU PONT29 citations91
US7514380B2Apr 7, 2009
Selectively permeable protective structure and articles therefrom
DU PONT15 citations84
US7422796B2Sep 9, 2008
Film structures having improved oxygen transmission
DU PONT13 citations84
US7365116B2Apr 29, 2008
Articles of manufacture comprising stiff and resilient ethylene copolymer compositions
DU PONT9 citations84
US7238737B2Jul 3, 2007
Ionomers modified with rosin and articles thereof
DU PONT14 citations84
US7045566B2May 16, 2006
Moisture and gas permeable non-porous ionomeric films
DU PONT15 citations84
US7635509B2Dec 22, 2009
Vacuum skin packaging structure with high oxygen permeability
DU PONT6 citations74
US7429624B2Sep 30, 2008
Ionomers modified with rosin and articles thereof
DU PONT8 citations74
US7144958B2Dec 5, 2006
Articles prepared from compositions modified with organic fiber micropulp
DU PONT9 citations74
US7297739B2Nov 20, 2007
Polymer precursor dispersion containing a micropulp and method of making the dispersion
DU PONT6 citations73
US7015274B2Mar 21, 2006
Polymer precursor dispersion containing a micropulp and method of making the dispersion
DU PONT8 citations73
US8043664B2Oct 25, 2011
EVA blend compositions suitable for RF welding applications
DU PONT3 citations63
US7875680B2Jan 25, 2011
Eva blend compositions suitable for RF welding applications
DU PONT2 citations63
US7718208B2May 18, 2010
Vacuum skin packaging structure with high oxygen permeability
DU PONT2 citations63
US7504448B2Mar 17, 2009
Articles prepared from compositions modified with organic fiber micropulp
DU PONT4 citations63
US7825191B2Nov 2, 2010
Composition comprising an ionomer and potassium ions
DU PONT3 citations60
US8021746B2Sep 20, 2011
Article comprising oxygen permeable layer
DU PONT1 citations52
CHEN JOHN CHU
10 patentsUS8410220B2Apr 2, 2013
Golf balls with soft, resilient bimodal ionomeric covers
CHEN JOHN CHU33 citations92
US8410219B2Apr 2, 2013
Method for increasing melt flow of a bimodal ionomer composition
CHEN JOHN CHU9 citations84
US8193283B2Jun 5, 2012
Golf balls with soft, resilient bimodal ionomeric covers
CHEN JOHN CHU12 citations84
US8057872B2Nov 15, 2011
Gas permeable membranes
CHEN JOHN CHU19 citations84
US8088026B2Jan 3, 2012
Phase transition golf ball and method of use
CHEN JOHN CHU7 citations78
US8852749B2Oct 7, 2014
Compositions and structures having tailored water vapor transmission
CHEN JOHN CHU3 citations62
US8420176B2Apr 16, 2013
Method for preparing a selectively permeable protective structure
CHEN JOHN CHU4 citations62
US8075967B2Dec 13, 2011
Gas permeable membrane
CHEN JOHN CHU3 citations62
US8071223B2Dec 6, 2011
EVA blend compositions suitable for RF welding applications
CHEN JOHN CHU1 citations62
US9321250B2Apr 26, 2016
Selectively permeable protective structure and articles therefrom
CHEN JOHN CHU0 citations41