Inventor · disambiguated record
Roman B. Hawrylko
Also filed as: HAWRYLKO ROMAN B · HAWRYLKO ROMAN BOHDAN
15 granted patents·3 pending applications·223 citations·filing 1986–2012
93Inventor score
Top patents by PatentIndex Score
18 records- 0183US8629203B2Rigid biofiber thermoplastic composite and articles made therefromHAWRYLKO ROMAN B·Filed 2011·Granted Jan 14, 2014·4 cites·20 claims
- 0281US5496630AThermoplastic multilayer louver with a polished metal lookGEON CO·Filed 1993·Granted Mar 5, 1996·80 cites·9 claims
- 0379US5198170AMethod for extrusion of powered PVC compoundsGOODRICH CO B F·Filed 1992·Granted Mar 30, 1993·42 cites·8 claims
- 0469US9085681B2Low gloss ionomer-based capstockMAJEWSKI THOMAS·Filed 2012·Granted Jul 21, 2015·2 cites·15 claims
- 0567US5536462AHigh output twin screw extrusion processGEON CO·Filed 1994·Granted Jul 16, 1996·30 cites·13 claims
- 0666US4727091AProcess for producing porous spherical polyvinyl chloride particlesGOODRICH CO B F·Filed 1987·Granted Feb 23, 1988·16 cites·4 claims
- 0765US7238739B2Use of calcium carbonate in rigid poly(vinyl chloride) compositionsPOLYONE CORP·Filed 2003·Granted Jul 3, 2007·6 cites·20 claims
- 0853US4711908ASkinless porous particle PVC resin and process for producing sameGOODRICH CO B F·Filed 1987·Granted Dec 8, 1987·13 cites·24 claims
- 0948US4668707AProcess for producing porous spherical polyvinyl chloride particlesGOODRICH CO B F·Filed 1986·Granted May 26, 1987·7 cites·12 claims
- 1045US4757092ASkinless porous particle PVC resin and process for producing sameGOODRICH CO B F·Filed 1987·Granted Jul 12, 1988·8 cites·7 claims
- 1141US4957983AMethod for providing improved colloidal stability and polyvinyl chloride using a hot charge polymerization procedure with emulsifier packageGOODRICH CO B F·Filed 1989·Granted Sep 18, 1990·7 cites·9 claims
- 1241US2003176544A1Rigid PVC compounding compositions exhibiting weather resistance and PVC degradation resistance in hot sunny climatesPOLYONE CORP·Filed 2002·Application pending·0 cites
- 1337US4684668AProcess for producing porous spherical polyvinyl chloride particlesGOODRICH CO B F·Filed 1987·Granted Aug 4, 1987·3 cites·11 claims
- 1437US2004201128A1Method of increasing output of poly(vinyl chloride) compounds blended from dry-blended powdersFiled 2004·Application pending·0 cites
- 1534US2005137341A1Foamable polyvinyl chloride compound tolerant of high heat conditionsFiled 2004·Application pending·0 cites
- 1633US4755538ASkinless porous particle PVC resin and process for producing sameGOODRICH CO B F·Filed 1987·Granted Jul 5, 1988·3 cites·5 claims
- 1731US4757091ASkinless porous particle PVC resin and process for producing sameGOODRICH CO B F·Filed 1987·Granted Jul 12, 1988·1 cites·4 claims
- 1831US4755539ASkinless porous particle PVC resin and process for producing sameGOODRICH CO B F·Filed 1987·Granted Jul 5, 1988·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →