Inventor · disambiguated record
Charles C. Hwo
Also filed as: HWO CHARLES C · HWO CHARLES CHIU-HSIUNG
48 granted patents·2 pending applications·1,222 citations·filing 1979–2002
99Inventor score
Top patents by PatentIndex Score
50 records- 0198US4960820ACompositions and articles using high melt flow poly-1-butene and polypropylene blendsSHELL OIL CO·Filed 1989·Granted Oct 2, 1990·104 cites·35 claims
- 0296US4354004AFilm compositions from olefin polymer blendsSHELL OIL CO·Filed 1981·Granted Oct 12, 1982·82 cites·6 claims
- 0393US4769421AButene-rich butene-1-propylene copolymer shrink filmSHELL OIL CO·Filed 1987·Granted Sep 6, 1988·56 cites·7 claims
- 0493US4666778APackaging film and sheet capable of forming peelable seals with good opticsSHELL OIL CO·Filed 1986·Granted May 19, 1987·62 cites·5 claims
- 0591US5623012APelletizing aid for polymersSHELL OIL CO·Filed 1995·Granted Apr 22, 1997·68 cites·13 claims
- 0690US4665130APackaging film and sheet capable of forming peelable seals with good opticsSHELL OIL CO·Filed 1986·Granted May 12, 1987·52 cites·15 claims
- 0789US4247584AComposition comprising a blend of EVA polymers having differing VA contents; films and laminates made therefrom by extrusion; and heat-sealed food bags made from the laminatesAMERICAN CAN CO·Filed 1979·Granted Jan 27, 1981·79 cites·49 claims
- 0884US4882229ABlends of high molecular weight polybutylene with low density polyethyleneSHELL OIL CO·Filed 1988·Granted Nov 21, 1989·34 cites·21 claims
- 0983US5594074AProcess for improving processability of ultra low melt viscosity polymerSHELL OIL CO·Filed 1995·Granted Jan 14, 1997·51 cites·21 claims
- 1081US5106917APeelable lidstock based on polybutylene block copolymer blendsSHELL OIL CO·Filed 1990·Granted Apr 21, 1992·34 cites·11 claims
- 1180US5128414APolymer packaging film and sheet capable of forming peelable seals made from ethylenic and butene-1 polymersSHELL OIL CO·Filed 1991·Granted Jul 7, 1992·31 cites·3 claims
- 1280US4916190AFilm and sheet capable of forming retortable and easy-open packagingsSHELL OIL CO·Filed 1987·Granted Apr 10, 1990·29 cites·14 claims
- 1379US6539596B1Nonwovens from polytrimethylene terephthalate based staple fibersSHELL OIL CO·Filed 2001·Granted Apr 1, 2003·16 cites·6 claims
- 1477US4359544ASynergistic co-nucleants for butene-1 polymer compositionsSHELL OIL CO·Filed 1982·Granted Nov 16, 1982·24 cites·6 claims
- 1576US4677025AUnique molecular weight distribution polybutylene blend and filmSHELL OIL CO·Filed 1985·Granted Jun 30, 1987·25 cites·20 claims
- 1675US5066543AFilm, sheet and laminate capable of forming easy-open packagingsSHELL OIL CO·Filed 1990·Granted Nov 19, 1991·26 cites·15 claims
- 1770US6740270B2Spin draw process of making partially oriented yarns from polytrimethylene terephthalateSHELL OIL CO·Filed 2001·Granted May 25, 2004·8 cites·40 claims
- 1869US4528220APlastic bags for medical solutions and bloodSHELL OIL CO·Filed 1984·Granted Jul 9, 1985·63 cites·19 claims
- 1967US4886849AButene-1 molding resin blendsSHELL OIL CO·Filed 1989·Granted Dec 12, 1989·17 cites·33 claims
- 2067US4554321AFilm compositions of butene polymersSHELL OIL CO·Filed 1984·Granted Nov 19, 1985·20 cites·10 claims
- 2165US5847051ABlock copolymer composition containing polypropylene and polybuteneSHELL OIL CO·Filed 1996·Granted Dec 8, 1998·22 cites·7 claims
- 2265US5281483AMetallized filmsSHELL OIL CO·Filed 1992·Granted Jan 25, 1994·21 cites·8 claims
- 2365US5036140AFilm from blend of ethylene polymers, ethylene butene polymer and propylene polymersSHELL OIL CO·Filed 1990·Granted Jul 30, 1991·19 cites·8 claims
- 2465US4766178AButene-rich butene-1 propylene copolymer compositionSHELL OIL CO·Filed 1987·Granted Aug 23, 1988·16 cites·4 claims
- 2564US5087667AFilm from mixture of ethylene polymer, butene polymer, propylene polymerSHELL OIL CO·Filed 1991·Granted Feb 11, 1992·31 cites·8 claims
- 2661US4725505APolybutylene blend for form and fill film packagingSHELL OIL CO·Filed 1986·Granted Feb 16, 1988·15 cites·3 claims
- 2760US4808662APeelable seals using polybutyleneSHELL OIL CO·Filed 1987·Granted Feb 28, 1989·14 cites·6 claims
- 2859US4876156AFilm and sheet capable of forming retortable and easy-open packagingsSHELL OIL CO·Filed 1988·Granted Oct 24, 1989·16 cites·4 claims
- 2958US6448333B1Polyfunctional polyolefinsSHELL OIL CO·Filed 1999·Granted Sep 10, 2002·14 cites·15 claims
- 3057US5369181AOlefinic polymer blends for improving polyolefinsSHELL OIL CO·Filed 1993·Granted Nov 29, 1994·13 cites·4 claims
- 3154USH1583HElastomeric polybutylene polymerSHELL OIL CO·Filed 1993·Granted Aug 6, 1996·12 cites·6 claims
- 3254US5024888AModified polybutylene-base hot melt compositionsSHELL OIL CO·Filed 1990·Granted Jun 18, 1991·20 cites·15 claims
- 3353US4759984APeelable seals using polybutylene-1SHELL OIL CO·Filed 1986·Granted Jul 26, 1988·22 cites·18 claims
- 3452US5206292APelletizing aid for manufacturing polyolefinsSHELL OIL CO·Filed 1992·Granted Apr 27, 1993·13 cites·16 claims
- 3551US6271306B1Water based adhesive emulsions based on multi-acid functionalized polyolefinsSHELL OIL CO·Filed 1999·Granted Aug 7, 2001·9 cites·20 claims
- 3651US4870134AFilm, sheet and laminate capable of forming easy-open packagingsSHELL OIL CO·Filed 1987·Granted Sep 26, 1989·19 cites·27 claims
- 3750US6515174B2Preformed multi-acid adducts useful for grafting polyolefin polymersSHELL OIL CO·Filed 2001·Granted Feb 4, 2003·1 cites·2 claims
- 3849US5585411APlastic foams made from polybutylene blendsSHELL OIL CO·Filed 1995·Granted Dec 17, 1996·11 cites·15 claims
- 3946US6702864B2Process for making high stretch and elastic knitted fabrics from polytrimethylene terephthalateSHELL OIL CO·Filed 2001·Granted Mar 9, 2004·3 cites·3 claims
- 4044USH1419HFunctionalized modified high melt flow polyolefinsSHELL OIL CO·Filed 1992·Granted Feb 7, 1995·7 cites·9 claims
- 4144US4977206AModified polybutylene-based hot melt compositionsSHELL OIL CO·Filed 1989·Granted Dec 11, 1990·8 cites·5 claims
- 4242US2003124941A1Poly (trimethylene terephthalate) based spunbonded nonwovensFiled 2002·Application pending·0 cites
- 4340US5889121AMethod for improving processability of thermoplasticsSHELL OIL CO·Filed 1996·Granted Mar 30, 1999·8 cites·7 claims
- 4438US5073458APolypropylene-polybutylene laminated packaging film with improved tear strengthSHELL OIL CO·Filed 1990·Granted Dec 17, 1991·11 cites·1 claims
- 4536US5359004ACocracked polymer blend and products produced therefromSHELL OIL CO·Filed 1993·Granted Oct 25, 1994·4 cites·2 claims
- 4634USH1274HPolypropylene-polybutylene heat sealable laminated packaging film with improved opticsSHELL OIL CO·Filed 1991·Granted Jan 4, 1994·5 cites·12 claims
- 4733US2002127939A1Poly (trimethylene terephthalate) based meltblown nonwovensFiled 2001·Application pending·0 cites
- 4831US4681804APolybutylene room temperature aged filmSHELL OIL CO·Filed 1985·Granted Jul 21, 1987·4 cites·10 claims
- 4930US5075157APolypropylene-polybutylene laminated packaging film with improved tear strengthSHELL OIL CO·Filed 1990·Granted Dec 24, 1991·3 cites·8 claims
- 5025USH1253HPolymer blendsSHELL OIL CO·Filed 1991·Granted Nov 2, 1993·0 cites·11 claims
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