Inventor · disambiguated record
Il-Hoon Cha
Also filed as: CHA IL-HOON
25 granted patents·2 pending applications·42 citations·filing 2007–2020
94Inventor score
Top patents by PatentIndex Score
27 records- 0195US11732089B2Highly heat-resistant and highly transparent polycarbonate ester, and preparation method thereforSK CHEMICALS CO LTD·Filed 2020·Granted Aug 22, 2023·2 cites·8 claims
- 0295US10738150B2Highly heat-resistant and highly transparent polycarbonate ester, and preparation method thereforSK CHEMICALS CO LTD·Filed 2018·Granted Aug 11, 2020·3 cites·2 claims
- 0391US9963543B2Highly heat-resistant and highly transparent polycarbonate ester, and preparation method thereforSK CHEMICALS CO LTD·Filed 2014·Granted May 8, 2018·4 cites·4 claims
- 0489US8957182B2Polyarylene sulfide resin with excellent luminosity and preparation method thereofSK CHEMICALS CO LTD·Filed 2014·Granted Feb 17, 2015·5 cites·2 claims
- 0588US8759478B2Method for preparing polyarylene sulfide having reduced iodine contentSHIN YONG-JUN·Filed 2011·Granted Jun 24, 2014·5 cites·11 claims
- 0685US9650515B2Polyarylene sulfide resin composition and a preparation method thereofSK CHEMICALS CO LTD·Filed 2013·Granted May 16, 2017·4 cites·21 claims
- 0784US8242233B2Manufacturing process for poly (arylene sulphide)LEE YOUNG ROK·Filed 2007·Granted Aug 14, 2012·7 cites·5 claims
- 0882US8309775B2Method of preparing iodinated aromatic compoundsKIM HAN-SEOK·Filed 2008·Granted Nov 13, 2012·4 cites·8 claims
- 0976US9255183B2Polyarylene sulfide having reduced outgassing and preparation method thereofKIM SUNG-GI·Filed 2011·Granted Feb 9, 2016·1 cites·18 claims
- 1076US8859720B2Method for preparing polyarylene sulfideSHIN YONG-JUN·Filed 2009·Granted Oct 14, 2014·3 cites·7 claims
- 1174US9249263B2Recyclable polyarylene sulfide and preparation method thereofKIM SUNG-GI·Filed 2011·Granted Feb 2, 2016·1 cites·14 claims
- 1273US8084654B2Manufacturing process for iodinated aromatic compoundsKIM HAN SEOK·Filed 2007·Granted Dec 27, 2011·2 cites·2 claims
- 1371US9975991B2Highly heat-resistant and highly transparent polycarbonate ester, and preparation method thereforSK CHEMICALS CO LTD·Filed 2017·Granted May 22, 2018·0 cites·7 claims
- 1468US9163119B2Method for preparing polyarylene sulfide with reduced free iodine contentSHIN YONG-JUN·Filed 2009·Granted Oct 20, 2015·1 cites·11 claims
- 1564US9670323B2Method for separating volatile substances from material mixtures and device for producing polyarylene sulfidesSK CHEMICALS CO LTD·Filed 2016·Granted Jun 6, 2017·0 cites·5 claims
- 1664US9562138B2Method for separating volatile substances from material mixtures and device for producing polyarylene sulfidesSK CHEMICALS CO LTD·Filed 2016·Granted Feb 7, 2017·0 cites·15 claims
- 1762US9567438B2Method for separating volatile substances from material mixtures and device for producing polyarylene sulfidesSK CHEMICALS CO LTD·Filed 2015·Granted Feb 14, 2017·0 cites·14 claims
- 1861US9422401B2Recyclable polyarylene sulfide and preparation method thereofSK CHEMICALS CO LTD·Filed 2015·Granted Aug 23, 2016·0 cites·6 claims
- 1961US2014350215A1Method for preparing polyarylene sulfide having reduced iodine contentSK CHEMICALS CO LTD·Filed 2014·Application pending·0 cites
- 2058US8883960B2Polyarylene sulfide resin with excellent luminosity and preparation method thereofLEE YOUNG-ROK·Filed 2008·Granted Nov 11, 2014·0 cites·2 claims
- 2156US9138730B2Cation-exchanged zeolite catalyst and process for producing mono-iodo benzene through transiodination by using itSK CHEMICALS CO LTD·Filed 2012·Granted Sep 22, 2015·0 cites·7 claims
- 2256US2015353687A1Method for preparing polyarylene sulfide with reduced free iodine contentSK CHEMICALS CO LTD·Filed 2015·Application pending·0 cites
- 2355US9108180B2Cation-exchanged zeolite catalyst and process for producing mono-iodo benzene through transiodination by using itYI YONG-JIN·Filed 2009·Granted Aug 18, 2015·0 cites·6 claims
- 2453US8674148B2Manufacturing process for iodinated aromatic compoundsKIM HAN SEOK·Filed 2011·Granted Mar 18, 2014·0 cites·6 claims
- 2552US7906694B2Method of preparing mono-iodo benzene through transiodinationSK CHEMICALS CO LTD·Filed 2007·Granted Mar 15, 2011·0 cites·6 claims
- 2648US9546248B2Polyarylene sulfide having excellent processability and preparation method thereofPARK KYU-TAE·Filed 2011·Granted Jan 17, 2017·0 cites·21 claims
- 2748US8614362B2Process for preparing iodinated aromatic compoundsLEE JOONG-KI·Filed 2009·Granted Dec 24, 2013·0 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when Il-Hoon Cha files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →