Inventor · disambiguated record
Kil-Yeong Choi
Also filed as: CHOI KIL Y · CHOI KIL-YEONG
26 granted patents·221 citations·filing 1991–2010
96Inventor score
Top patents by PatentIndex Score
26 records- 0172US5532334AProcess for preparing polyamideimide resins having high molecular weightKOREA RES INST CHEM TECH·Filed 1994·Granted Jul 2, 1996·19 cites·8 claims
- 0269US6057379AMethod of preparing polyimide foam with excellent flexibility propertiesKOREA RES INST CHEM TECH·Filed 1999·Granted May 2, 2000·21 cites·8 claims
- 0368US6172127B1Preparation of polyimide foamKOREA RES INST CHEM TECH·Filed 1998·Granted Jan 9, 2001·25 cites·14 claims
- 0466US6582879B2Reactive photo acid-generating agent and heat-resistant photoresist composition with polyamide precursorKOREA RES INST CHEM TECH·Filed 2001·Granted Jun 24, 2003·4 cites·4 claims
- 0565US5243010AAromatic polyamide containing pendant silyl groupsKOREA RES INST CHEM TECH·Filed 1992·Granted Sep 7, 1993·13 cites·6 claims
- 0664US5521276APolyamideimide resins containing isophorone diamine structuresKOREA RES INST CHEM TECH·Filed 1994·Granted May 28, 1996·18 cites·7 claims
- 0763US6054554ASoluble polyimide resin comprising polyalicyclic structureKOREA RES INST CHEM TECH·Filed 1999·Granted Apr 25, 2000·17 cites·6 claims
- 0861US6433184B1Polyamide-imide having head-to-tail backboneKOREA RES INST CHEM TECH·Filed 2000·Granted Aug 13, 2002·5 cites·8 claims
- 0959US6031067ASoluble polyimide resin and process of preparation of the sameKOREA RES INST CHEM TECH·Filed 1998·Granted Feb 29, 2000·14 cites·6 claims
- 1057US5489616AProcess for manufacturing phosphoric acid-type chelate resin as uranyl ion absorbentsKOREA RES INST CHEM TECH·Filed 1993·Granted Feb 6, 1996·11 cites·17 claims
- 1155US6232432B1Process for the preparation of polycarbonatesKOREA RES INST CHEM TECH·Filed 2000·Granted May 15, 2001·3 cites·5 claims
- 1252US5955568AProcess for preparing polyamideimide resins by direct polymerizationKOREA RES INST CHEM TECH·Filed 1997·Granted Sep 21, 1999·11 cites·23 claims
- 1351US6013760ASoluble polyimide resin for liquid crystal alignment layer and process of preparation of the sameKOREA RES INST CHEM TECH·Filed 1998·Granted Jan 11, 2000·18 cites·7 claims
- 1450US5241037ANadimide-terminated polyarylates and cured polyarylate resinsKOREA RES INST CHEM TECH·Filed 1992·Granted Aug 31, 1993·7 cites·8 claims
- 1548US6162893ASoluble polyimide resin having a dialkyl substituent for a liquid crystal alignment layer, the monomers and manufacturing methods thereofKOREA RES INST CHEM TECH·Filed 1998·Granted Dec 19, 2000·9 cites·19 claims
- 1646US6525109B2Process of preparing polycarbonates using microwaveKOREA RES INST CHEM TECH·Filed 2001·Granted Feb 25, 2003·1 cites·10 claims
- 1741US5824766APolyamideamic acid resin prepolymers, high heat resistant polyamideimide foams prepared therefrom, and processes for preparing themKOREA RES INST CHEM TECH·Filed 1996·Granted Oct 20, 1998·7 cites·6 claims
- 1838US6423812B1Process of preparing polycarbonatesKOREA RES INST CHEM TECH·Filed 2001·Granted Jul 23, 2002·0 cites·14 claims
- 1938US5212277APolyetherimideimides and a method for manufacturing themKOREA RES INST CHEM TECH·Filed 1991·Granted May 18, 1993·4 cites·5 claims
- 2036US5457163APhosphonic acid chelating resins for uranyl ion adsorptionKOREA RES INST CHEM TECH·Filed 1993·Granted Oct 10, 1995·3 cites·12 claims
- 2135US6046303ASoluble polyimide resin having alkoxy substituents and the preparation method thereofKOREA RES INST CHEM TECH·Filed 1998·Granted Apr 4, 2000·9 cites·8 claims
- 2234US8316689B2Quantitative evaluation of scratch-induced damages on polymeric and coating materialsWEON JONG IL·Filed 2010·Granted Nov 27, 2012·0 cites·20 claims
- 2331US5919942ACyclohexane-1,2,4,5-diimide derivative and process for preparing the sameKOREA RES INST CHEM TECH·Filed 1997·Granted Jul 6, 1999·0 cites·12 claims
- 2430US6018055APolyarylether containing N-substituted imide groups and process for producing the sameKOREA RES INST CHEM TECH·Filed 1997·Granted Jan 25, 2000·0 cites·23 claims
- 2527US5693744AAmorphus polyamides having second order nonlinear optical property, and method for preparing themKOREA RES INST CHEM TECH·Filed 1995·Granted Dec 2, 1997·1 cites·5 claims
- 2625US5569738AMelt processable etherimideimide/etherimide copolymerKOREA RES INST CHEM TECH·Filed 1995·Granted Oct 29, 1996·1 cites·4 claims
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