Assignee
WEYERHAEUSER
31 granted patents·969 citations·filing 1977–2003
Top patents by PatentIndex Score
31 records- 0199US6440547B1Lyocell film made from cellulose having low degree of polymerization valuesWEYERHAEUSER·Filed 2001·Granted Aug 27, 2002·95 cites·1 claims
- 0298US6444314B1Lyocell fibers produced from kraft pulp having low average degree of polymerization valuesWEYERHAEUSER·Filed 2001·Granted Sep 3, 2002·79 cites·23 claims
- 0397US6440523B1Lyocell fiber made from alkaline pulp having low average degree of polymerization valuesWEYERHAEUSER·Filed 2001·Granted Aug 27, 2002·55 cites·15 claims
- 0493US6709203B2Upstream engaging fluid switch for serial conveyingWEYERHAEUSER·Filed 2003·Granted Mar 23, 2004·10 cites·10 claims
- 0589US4216054ALow-consistency ozone delignificationWEYERHAEUSER·Filed 1977·Granted Aug 5, 1980·45 cites·49 claims
- 0689US4188544AMethod and apparatus for automatically processing a workpiece employing calibrated scanningWEYERHAEUSER·Filed 1977·Granted Feb 12, 1980·160 cites·26 claims
- 0778US4217730AEmbryogenesis of gymnosperm forest treesWEYERHAEUSER·Filed 1979·Granted Aug 19, 1980·48 cites·11 claims
- 0876US4207761AApparatus for flanging can bodiesWEYERHAEUSER·Filed 1978·Granted Jun 17, 1980·32 cites·10 claims
- 0974US5759828ACyclic di-guanylate metabolic enzymesWEYERHAEUSER·Filed 1994·Granted Jun 2, 1998·44 cites·14 claims
- 1074US4235174AHeat recovery from wet wood wasteWEYERHAEUSER·Filed 1978·Granted Nov 25, 1980·25 cites·5 claims
- 1173US6461553B1Method of binding binder treated particles to fibersWEYERHAEUSER·Filed 1997·Granted Oct 8, 2002·79 cites·97 claims
- 1270US4235364AMulti-purpose container blankWEYERHAEUSER·Filed 1979·Granted Nov 25, 1980·31 cites·2 claims
- 1369US4198471AControlled gloss pigment system for coating printing papers at paper machine calendering conditionsWEYERHAEUSER·Filed 1978·Granted Apr 15, 1980·19 cites·2 claims
- 1466US4249992ASteam shower for adjusting paper moisture profileWEYERHAEUSER·Filed 1978·Granted Feb 10, 1981·16 cites·3 claims
- 1565US6455622B1Coating for wood based panels to reduce corrosion of attached metallic memberWEYERHAEUSER·Filed 2000·Granted Sep 24, 2002·5 cites·25 claims
- 1664US4193207AMethod for veneer dryingWEYERHAEUSER·Filed 1978·Granted Mar 18, 1980·16 cites·6 claims
- 1763US4188878ARestraining device for use in drying lumberWEYERHAEUSER·Filed 1978·Granted Feb 19, 1980·23 cites·7 claims
- 1861US6471121B1Stackable tray with dividerWEYERHAEUSER·Filed 2001·Granted Oct 29, 2002·20 cites·20 claims
- 1959US4183315AMethod and apparatus for making a can end seamWEYERHAEUSER·Filed 1978·Granted Jan 15, 1980·14 cites·8 claims
- 2057US4192079AVeneer drying and handlingWEYERHAEUSER·Filed 1978·Granted Mar 11, 1980·13 cites·23 claims
- 2156US4204598AVase holderWEYERHAEUSER·Filed 1979·Granted May 27, 1980·24 cites·7 claims
- 2252US4188730AMethod for veneer redrying and handlingWEYERHAEUSER·Filed 1978·Granted Feb 19, 1980·11 cites·3 claims
- 2351US4201485AApparatus for proportioning and mixing powdered hardeners with liquid resinsWEYERHAEUSER·Filed 1978·Granted May 6, 1980·16 cites·6 claims
- 2448US4216773ADisposable diaper with center folded edgesWEYERHAEUSER·Filed 1979·Granted Aug 12, 1980·40 cites·6 claims
- 2547US4196046AAdjuster for corrugating rollsWEYERHAEUSER·Filed 1978·Granted Apr 1, 1980·11 cites·3 claims
- 2644US4189851AUnloading apparatus for multi-opening work stationWEYERHAEUSER·Filed 1978·Granted Feb 26, 1980·9 cites·7 claims
- 2741US4199897AMethod for inducing early flowering on young forest treesWEYERHAEUSER·Filed 1978·Granted Apr 29, 1980·11 cites·7 claims
- 2839US4172006AMethod of delignifying wood chips with oxygen by adding cooking liquor under pressureWEYERHAEUSER·Filed 1978·Granted Oct 23, 1979·4 cites·41 claims
- 2937US4188733AApparatus for indexing a rotary frameWEYERHAEUSER·Filed 1978·Granted Feb 19, 1980·6 cites·3 claims
- 3035US4191368AApparatus for feeding thin sheetsWEYERHAEUSER·Filed 1978·Granted Mar 4, 1980·5 cites·6 claims
- 3131US4176467AApparatus for aligning thin sheets at work stationWEYERHAEUSER·Filed 1978·Granted Dec 4, 1979·3 cites·5 claims
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