Inventor
QI WEIGANG
US18 patents
⚠️ This page may combine multiple inventors who share the name “QI WEIGANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OWENS CORNING FIBERGLAS TECH
5 patentsUS6191057B1Feb 20, 2001
Facing system for an insulation product
OWENS CORNING FIBERGLAS TECH105 citations95
US6083603AJul 4, 2000
Flanged insulation assembly and method of making
OWENS CORNING FIBERGLAS TECH49 citations94
US6357504B1Mar 19, 2002
Technology for attaching facing system to insulation product
OWENS CORNING FIBERGLAS TECH119 citations92
US5981037ANov 9, 1999
Patterned bonding of encapsulation material to an insulation assembly
OWENS CORNING FIBERGLAS TECH17 citations82
US6851941B2Feb 8, 2005
Apparatus for curing fibrous insulation
OWENS CORNING FIBERGLAS TECH2 citations62
OWENS CORNING INTELLECTUAL CAPITAL LLC
5 patentsUS10830385B2Nov 10, 2020
Pipe insulation assembly
OWENS CORNING INTELLECTUAL CAPITAL LLC5 citations65
US10422458B2Sep 24, 2019
Flex duct connection system
OWENS CORNING INTELLECTUAL CAPITAL LLC3 citations64
US11613084B2Mar 28, 2023
Welder for laminates with dissimilar welding surfaces
OWENS CORNING INTELLECTUAL CAPITAL LLC0 citations62
US11207843B2Dec 28, 2021
Welder for laminates with dissimilar welding surfaces
OWENS CORNING INTELLECTUAL CAPITAL LLC0 citations62
US12472729B2Nov 18, 2025
Composite nonwoven mat and method of making the same
OWENS CORNING INTELLECTUAL CAPITAL LLC0 citations47
OWENS CORNING INTELLECTUAL CAP
3 patentsUS7281622B2Oct 16, 2007
Conveyor system for high speed, high performance bagger
OWENS CORNING INTELLECTUAL CAP10 citations83
US7409813B2Aug 12, 2008
High speed, high performance bagging assembly
OWENS CORNING INTELLECTUAL CAP5 citations61
US8595986B2Dec 3, 2013
Energy efficient scuttle cover kits
OWENS CORNING INTELLECTUAL CAP3 citations60