Assignee
WEYERHAEUSER
US31 patents
Top patents by PatentIndex Score
US6461553B1Oct 8, 2002
Method of binding binder treated particles to fibers
WEYERHAEUSER79 citations99
US6444314B1Sep 3, 2002
Lyocell fibers produced from kraft pulp having low average degree of polymerization values
WEYERHAEUSER79 citations99
US6440547B1Aug 27, 2002
Lyocell film made from cellulose having low degree of polymerization values
WEYERHAEUSER95 citations99
US6440523B1Aug 27, 2002
Lyocell fiber made from alkaline pulp having low average degree of polymerization values
WEYERHAEUSER55 citations96
US4235364ANov 25, 1980
Multi-purpose container blank
WEYERHAEUSER31 citations91
US4188544AFeb 12, 1980
Method and apparatus for automatically processing a workpiece employing calibrated scanning
WEYERHAEUSER160 citations89
US5759828AJun 2, 1998
Cyclic di-guanylate metabolic enzymes
WEYERHAEUSER44 citations88
US4216054AAug 5, 1980
Low-consistency ozone delignification
WEYERHAEUSER45 citations88
US4217730AAug 19, 1980
Embryogenesis of gymnosperm forest trees
WEYERHAEUSER48 citations81
US4216773AAug 12, 1980
Disposable diaper with center folded edges
WEYERHAEUSER40 citations81
US4198471AApr 15, 1980
Controlled gloss pigment system for coating printing papers at paper machine calendering conditions
WEYERHAEUSER19 citations81
US4235174ANov 25, 1980
Heat recovery from wet wood waste
WEYERHAEUSER25 citations80
US4207761AJun 17, 1980
Apparatus for flanging can bodies
WEYERHAEUSER32 citations80
US4204598AMay 27, 1980
Vase holder
WEYERHAEUSER24 citations73
US4193207AMar 18, 1980
Method for veneer drying
WEYERHAEUSER16 citations73
US4188730AFeb 19, 1980
Method for veneer redrying and handling
WEYERHAEUSER11 citations73
US4249992AFeb 10, 1981
Steam shower for adjusting paper moisture profile
WEYERHAEUSER16 citations72
US6471121B1Oct 29, 2002
Stackable tray with divider
WEYERHAEUSER20 citations71
US4192079AMar 11, 1980
Veneer drying and handling
WEYERHAEUSER13 citations71
US4189851AFeb 26, 1980
Unloading apparatus for multi-opening work station
WEYERHAEUSER9 citations71
US4188878AFeb 19, 1980
Restraining device for use in drying lumber
WEYERHAEUSER23 citations69
US4196046AApr 1, 1980
Adjuster for corrugating rolls
WEYERHAEUSER11 citations68
US4183315AJan 15, 1980
Method and apparatus for making a can end seam
WEYERHAEUSER14 citations66
US6455622B1Sep 24, 2002
Coating for wood based panels to reduce corrosion of attached metallic member
WEYERHAEUSER5 citations61
US6709203B2Mar 23, 2004
Upstream engaging fluid switch for serial conveying
WEYERHAEUSER10 citations60
US4201485AMay 6, 1980
Apparatus for proportioning and mixing powdered hardeners with liquid resins
WEYERHAEUSER16 citations60
US4191368AMar 4, 1980
Apparatus for feeding thin sheets
WEYERHAEUSER5 citations60
US4188733AFeb 19, 1980
Apparatus for indexing a rotary frame
WEYERHAEUSER6 citations60
US4176467ADec 4, 1979
Apparatus for aligning thin sheets at work station
WEYERHAEUSER3 citations60
US4199897AApr 29, 1980
Method for inducing early flowering on young forest trees
WEYERHAEUSER11 citations59
US4172006AOct 23, 1979
Method of delignifying wood chips with oxygen by adding cooking liquor under pressure
WEYERHAEUSER4 citations46