Inventor · disambiguated record
Doo-Han Ha
Also filed as: HA DOO-HAN
25 granted patents·19 pending applications·81 citations·filing 2007–2024
94Inventor score
Top patents by PatentIndex Score
44 records- 0191US8044143B2Polyester/polycarbonate alloy resin composition and molded product made using the sameCHEIL IND INC·Filed 2009·Granted Oct 25, 2011·18 cites·10 claims
- 0288US9090767B2Polycarbonate resin composition and molded product using the sameCHEIL IND INC·Filed 2013·Granted Jul 28, 2015·5 cites·13 claims
- 0385US8618209B2Polyamide resin composition and molded product using the sameLEE YWAN-HEE·Filed 2011·Granted Dec 31, 2013·7 cites·8 claims
- 0484US8946337B2Thermoplastic resin composition and molded product using the sameLEE HYUNG-TAK·Filed 2012·Granted Feb 3, 2015·5 cites·11 claims
- 0583US8546469B2Glass fiber-reinforced polyester resin composition and molded product using the sameLEE YWAN-HEE·Filed 2010·Granted Oct 1, 2013·5 cites·6 claims
- 0682US8314182B2Resin composition having good scratch resistanceHA DOO HAN·Filed 2008·Granted Nov 20, 2012·7 cites·13 claims
- 0781US8367770B2Acrylate-vinyl aromatic-unsaturated nitrile graft copolymer with excellent impact strength, colorability, and weatherability, and thermoplastic resin composition containing the sameCHEIL IND INC·Filed 2007·Granted Feb 5, 2013·6 cites·8 claims
- 0880US8835558B2Polylactic acid/polycarbonate resin composition and molded product made using the sameLEE HYUNG-TAK·Filed 2009·Granted Sep 16, 2014·6 cites·8 claims
- 0979US8003727B2Scratch-resistant flame retardant thermoplastic resin compositionCHEIL IND INC·Filed 2007·Granted Aug 23, 2011·3 cites·12 claims
- 1077US8053534B2Thermoplastic resin composition and molded product made using the sameCHEIL IND INC·Filed 2009·Granted Nov 8, 2011·3 cites·7 claims
- 1177US2025051590A1Matting agent including polymer particles, matting polymer composition including matting agent, and method of producing polymer particlesHANNANOTECH CO LTD·Filed 2024·Application pending·0 cites
- 1276US12168737B2Matting agent including polymer particles, matting polymer composition including matting agent, and method of producing polymer particlesHANNANOTECH CO LTD·Filed 2022·Granted Dec 17, 2024·0 cites·9 claims
- 1376US9657167B2Thermoplastic resin compositionCHEIL IND INC·Filed 2012·Granted May 23, 2017·2 cites·5 claims
- 1476US8829091B2Polycarbonate resin composition and molded article using the sameHA DOO HAN·Filed 2011·Granted Sep 9, 2014·2 cites·12 claims
- 1575US8202938B2Thermoplastic resin composition and molded product made using the sameLEE BYUNG-CHOON·Filed 2009·Granted Jun 19, 2012·4 cites·18 claims
- 1674US8133943B2Polylactic acid/polycarbonate resin composition and molded product using the sameCHO JIN-KYUNG·Filed 2009·Granted Mar 13, 2012·5 cites·9 claims
- 1772US9150725B2Flame retardant polycarbonate resin composition and molded product made using the sameCHEIL IND INC·Filed 2013·Granted Oct 6, 2015·1 cites·15 claims
- 1871US12305077B2Matting agent including emulsion polymer particles, matting polymer composition including matting agent, and method of producing emulsion polymer particlesHANNANOTECH CO LTD·Filed 2022·Granted May 20, 2025·0 cites·10 claims
- 1969US8907013B2Polycarbonate resin composition and molded product using the sameHA DOO-HAN·Filed 2010·Granted Dec 9, 2014·1 cites·26 claims
- 2060US8618191B2Acrylic based resin composition and molded product using the sameNA HEE-SEOK·Filed 2011·Granted Dec 31, 2013·1 cites·10 claims
- 2158US2023081156A1Matting polymer composition having excellent weather resistance and impact resistance, and matte sheet including the sameHANNANOTECH CO LTD·Filed 2022·Application pending·0 cites
- 2256US2010125112A1Natural Fiber-Reinforced Polylactic Acid Resin Composition and Molded Product Made Using the SameCHEIL IND INC·Filed 2009·Application pending·0 cites
- 2355US8962733B2Thermoplastic resin compositionCHEIL IND INC·Filed 2012·Granted Feb 24, 2015·0 cites·6 claims
- 2455US2011027512A1Conductive polyamide composite composition and fuel transport tube using the sameHYUNDAI MOTOR CO LTD·Filed 2009·Application pending·0 cites
- 2555US2011027510A1Polyamide clay composite composition and fuel transport tube using the sameHYUNDAI MOTOR CO LTD·Filed 2009·Application pending·0 cites
- 2654US2010168332A1Polylactic Acid Resin Composition and Molded Product Using the SameCHEIL IND INC·Filed 2009·Application pending·0 cites
- 2753US2010160558A1Polyhydroxy Alkanoate Resin Composition and Molded Product Made Using the SameCHEIL IND INC·Filed 2009·Application pending·0 cites
- 2852US9102827B2Thermoplastic resin having high transparency and high impact strength and preventing low-temperature whiteningCHEIL IND INC·Filed 2013·Granted Aug 11, 2015·0 cites·8 claims
- 2952US2010160529A1Glass Fiber-Reinforced Polyester Resin Composition and Molded Product Using the SameCHEIL IND INC·Filed 2009·Application pending·0 cites
- 3051US8133958B2Methacrylate resin with excellent discoloration-resistance and transparency and method for preparing the sameJEONG JAE HOON·Filed 2007·Granted Mar 13, 2012·0 cites·14 claims
- 3148US2013231437A1Thermoplastic Resin Composition and Molded Products ThereofCHEIL IND INC·Filed 2013·Application pending·0 cites
- 3247US9096704B2Impact modifier, method for preparing the same and scratch resistant methacrylate resin composition using the sameCHANG KI BO·Filed 2009·Granted Aug 4, 2015·0 cites·13 claims
- 3347US9062191B2Polyphenylene ether-based resin composition and molded product using the sameHUH JIN-YOUNG·Filed 2012·Granted Jun 23, 2015·0 cites·14 claims
- 3446US2012232184A1Environmentally Friendly Polyamide Resin Composition and Molded Product Using the SameKWON YOUNG-CHUL·Filed 2012·Application pending·0 cites
- 3543US2012329910A1Thermoplastic Resin Composition and Molded Product Using the SameLEE YWAN-HEE·Filed 2011·Application pending·0 cites
- 3643US2010327234A1Polyphenylene Ether Thermoplastic Resin Composition, Method of Preparing the Same, and Molded Product Using the SameCHEIL IND INC·Filed 2010·Application pending·0 cites
- 3742US7833603B2Optical disc using methylmethacrylate-acrylonitrile-butadiene-styrene copolymer resinCHEIL IND INC·Filed 2007·Granted Nov 16, 2010·0 cites·7 claims
- 3842US2011159293A1Polycarbonate Resin Composition and Molded Product Using the SameCHEIL IND INC·Filed 2010·Application pending·0 cites
- 3941US2012264882A1Thermoplastic Resin Composition and Molded Product Using SameCHU DONG-HUI·Filed 2012·Application pending·0 cites
- 4040US2012129989A1Thermoplastic Resin Composition and Molded Product Using the SameKIM BANG-DUK·Filed 2012·Application pending·0 cites
- 4136US2012165425A1Polycarbonate Resin Composition and Molded Product Using the SamePARK JUNG-EUN·Filed 2011·Application pending·0 cites
- 4236US2012172515A1Polyphenylene Ether Thermoplastic Resin CompositionCHO JIN KYUNG·Filed 2011·Application pending·0 cites
- 4334US2012270965A1Thermoplastic Resin Composition and Molded Product Using SameKIM IN-CHOL·Filed 2012·Application pending·0 cites
- 4434US2012065318A1Polyester/Polycarbonate Alloy Resin Composition and Molded Product Using the SamePARK JUNG-EUN·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →