Inventor · disambiguated record
Wae-Hai Tung
Also filed as: TUNG WAE-HAI
22 granted patents·14 pending applications·604 citations·filing 1990–2017
96Inventor score
Top patents by PatentIndex Score
36 records- 0196US5645782AProcess for making poly(trimethylene terephthalate) bulked continuous filamentsDU PONT·Filed 1995·Granted Jul 8, 1997·91 cites·10 claims
- 0293US5662980ACarpets made from poly(trimethylene terephthalate) bulked continuous filamentsDU PONT·Filed 1996·Granted Sep 2, 1997·57 cites·8 claims
- 0392US5108838ATrilobal and tetralobal filaments exhibiting low glitter and high bulkDU PONT·Filed 1991·Granted Apr 28, 1992·58 cites·6 claims
- 0491US5906877AMoisture stable tuftstring carpetDU PONT·Filed 1996·Granted May 25, 1999·93 cites·22 claims
- 0591US5208106ATrilobal and tetralobal filaments exhibiting low glitter and high bulkDU PONT·Filed 1992·Granted May 4, 1993·49 cites·7 claims
- 0690US7087303B2Bulked continuous filament having a three-sided exterior cross-section and convex six-sided central void and yarn and carpet produced therefromINVISTA NORTH AMERICA SARL·Filed 2005·Granted Aug 8, 2006·12 cites·18 claims
- 0786US5380592ATrilobal and tetralobal cross-section filaments containing voidsDU PONT·Filed 1993·Granted Jan 10, 1995·50 cites·5 claims
- 0885US5176926ASpinnerets for producing trilobal and tetralobal filaments exhibiting low glitter and high bulkDU PONT·Filed 1992·Granted Jan 5, 1993·36 cites·4 claims
- 0981US6242091B1Yarns comprised of bulked continuous filaments of poly(trimethylene terephthalate)DU PONT·Filed 1996·Granted Jun 5, 2001·23 cites·12 claims
- 1080US5284009AFiber blends for improved carpet texture retentionDU PONT·Filed 1993·Granted Feb 8, 1994·29 cites·7 claims
- 1177US7013628B2Process for making poly(trimethyleneterephthalate) bulked continuous filaments, the filaments thereof and carpets made therefromDU PONT·Filed 2003·Granted Mar 21, 2006·9 cites·6 claims
- 1275US5175038ACarpet yarns and carpets with improved balance of newness retention and bulkDU PONT·Filed 1990·Granted Dec 29, 1992·22 cites·12 claims
- 1373US6939608B2Bulked continuous filament having a three-sided exterior cross-section and a convex six-sided central void and yarn and carpet produced therefromINVISTA NORTH AMERICA SARL·Filed 2004·Granted Sep 6, 2005·10 cites·15 claims
- 1469US6098392AProcess for making multicolored yarns and the product thereofDU PONT·Filed 1996·Granted Aug 8, 2000·18 cites·13 claims
- 1568US6684618B2Yarns comprised of bulked continuous filaments of poly (trimethylene terephthalate)DU PONT·Filed 2001·Granted Feb 3, 2004·4 cites·15 claims
- 1667US10017880B2Bulked continuous filaments with trilobal cross-section and round central void and spinneret plates producing filamentINVISTA NORTH AMERICA SARL·Filed 2015·Granted Jul 10, 2018·0 cites·9 claims
- 1765US10167593B2Apparatus and method for applying colors and performance chemicals on carpet yarnsINVISTA TECH SARL·Filed 2013·Granted Jan 1, 2019·1 cites·24 claims
- 1865US8850786B2Systems and methods for intermittently colored yarnTUNG WAE-HAI·Filed 2010·Granted Oct 7, 2014·2 cites·37 claims
- 1962US5130069AProcess for producing dyeable hot-bulked polypropylene fibers modified with a copolyamideDU PONT·Filed 1990·Granted Jul 14, 1992·23 cites·14 claims
- 2058US7073318B2Apparatus and method for heat-setting carpet yarns with hot atmospheric airINVISTA NORTH AMERICA SARL·Filed 2004·Granted Jul 11, 2006·3 cites·14 claims
- 2154US2015233048A1Processes to make water and oil repellent bcf yarnTUNG WEI HAI·Filed 2013·Application pending·0 cites
- 2253US2011281057A1Bulked continuous filaments with hexalobal cross-section and three voids and spinneret plates for producing the filamentTUNG WAE-HAI·Filed 2009·Application pending·0 cites
- 2351US5447771AFiber bilobal cross-sections and carpets prepared therefrom having a silk-like luster and soft handDU PONT·Filed 1993·Granted Sep 5, 1995·10 cites·6 claims
- 2451US2006248656A1New process of making permanent acid stain resistance for a lightly dyed polyamide carpetINVISTA NORTH AMERICA SARL·Filed 2005·Application pending·0 cites
- 2549US2006008548A1Spinneret plate for producing a bulked continuous filament having a three-sided exterior cross-section and a convex six-sided central voidINVISTA NORTH AMERICA SARL·Filed 2005·Application pending·0 cites
- 2649US2015218749A1Processes to dye and treat bcf yarnTUNG WAE-HAI·Filed 2013·Application pending·0 cites
- 2748US2005147788A1Spinneret plate for producing a bulked continuous filament having a three-sided exterior cross-section and a convex six-sided central voidINVISTA NORTH AMERICA SARL·Filed 2004·Application pending·0 cites
- 2845US2011287210A1Bulked continuous filaments with trilobal cross-section and round central void and spinneret plates for producing filamentTUNG WAE-HAI·Filed 2009·Application pending·0 cites
- 2943US2017247815A1Synthetic fibers with enhanced stain resistance and methods of making the sameINVISTA NORTH AMERICA SARL·Filed 2015·Application pending·0 cites
- 3042US2020370209A1Process for heat setting twisted, bulked continuous filament yarnINVISTA NORTH AMERICA SARL·Filed 2017·Application pending·0 cites
- 3140US2015247284A1Processes to dye and treat single bcf yarnTUNG WAE-HAI·Filed 2013·Application pending·0 cites
- 3240US2007128404A1Hexalobal cross-section filaments with three major lobes and three minor lobesINVISTA NORTH AMERICA SARL·Filed 2006·Application pending·0 cites
- 3339US2014255644A1Processes to dye and treat bcf yarnINVISTA NORTH AMERICA SARL·Filed 2012·Application pending·0 cites
- 3436US2014065346A1Processes to make water and oil repellent bcf yarnTUNG WAE-HAI·Filed 2012·Application pending·0 cites
- 3535US2017016160A1Multicolor carpet and method of making sameINVISTA NORTH AMERICA SARL·Filed 2015·Application pending·0 cites
- 3632US5407745ADelustered nylon filaments with striations of polymethylpenteneDU PONT·Filed 1994·Granted Apr 18, 1995·4 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →