Inventor
WILFONG JR HARRY B
US23 patents
⚠️ This page may combine multiple inventors who share the name “WILFONG JR HARRY B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONOCO PRODUCTS CO
15 patentsUS4981216AJan 1, 1991
Easy opening bag pack and supporting rack system and fabricating method
SONOCO PRODUCTS CO73 citations96
US5562580AOct 8, 1996
Self-opening polyethylene bag stack and process for producing same
SONOCO PRODUCTS CO108 citations95
US5335788AAug 9, 1994
Self-opening polyethylene bag stack and process for producing same
SONOCO PRODUCTS CO144 citations95
US5020750AJun 4, 1991
System for automatic consecutive opening and dispensing thermoplastic grocery or retail product bags
SONOCO PRODUCTS CO63 citations94
USD396636SAug 4, 1998
Nozzle for a plastic bag dispenser
SONOCO PRODUCTS CO17 citations92
US5362152ANov 8, 1994
T-shirt type plastic bag for carrying hot food
SONOCO PRODUCTS CO32 citations92
US5207368AMay 4, 1993
Dispensing apparatus for plastic bags
SONOCO PRODUCTS CO36 citations92
US4995860AFeb 26, 1991
Easy opening bag pack and supporting rack system and fabricating method
SONOCO PRODUCTS CO48 citations92
US5667173ASep 16, 1997
Compact rack construction for mounting T-shirt type plastic bags
SONOCO PRODUCTS CO36 citations91
US4930385AJun 5, 1990
Dispensing nozzle for plastic bags
SONOCO PRODUCTS CO38 citations91
US5125604AJun 30, 1992
System for automatic consecutive opening and dispensing thermoplastic grocery or retail product bags
SONOCO PRODUCTS CO34 citations90
US4676378AJun 30, 1987
Bag pack
SONOCO PRODUCTS CO100 citations89
US4849090AJul 18, 1989
Bag roll
SONOCO PRODUCTS CO45 citations87
USD308170SMay 29, 1990
Dispensing nozzle for plastic bags
SONOCO PRODUCTS CO14 citations74
USD323619SFeb 4, 1992
Nozzle for a plastic bag dispenser
SONOCO PRODUCTS CO16 citations72
HILEX POLY CO LLC
5 patentsUS7624881B2Dec 1, 2009
Dispensing apparatus for plastic bags
HILEX POLY CO LLC30 citations92
USD552901SOct 16, 2007
Rack system
HILEX POLY CO LLC35 citations90
USD547580SJul 31, 2007
Dispensing apparatus for plastic bags
HILEX POLY CO LLC8 citations73
USD505036SMay 17, 2005
Dispensing apparatus for plastic bags
HILEX POLY CO LLC9 citations73
US11584059B2Feb 21, 2023
Automated gusset inflation system and method
HILEX POLY CO LLC0 citations62