Inventor · disambiguated record
Choong Eui Song
Also filed as: SONG CHOONG E · SONG CHOONG EUI
9 granted patents·66 citations·filing 1989–2011
86Inventor score
Top patents by PatentIndex Score
9 records- 0170US4999443ATransition metal complexesBASF AG·Filed 1989·Granted Mar 12, 1991·10 cites·7 claims
- 0266US5145993AProcess for preparing D-2-(6-methoxy-2-naphthyl)-propionic acid and intermediate thereofKOREA INST SCI & TECH·Filed 1991·Granted Sep 8, 1992·10 cites·7 claims
- 0360US6197994B1Silica gel supported bis-cinchona alkaloid derivatives and a preparation method and use thereofKOREA INST SCI & TECH·Filed 1999·Granted Mar 6, 2001·8 cites·11 claims
- 0460US5179208AProcess for preparing d-2-(6-methoxy-2-naphthyl)-propionic acid and intermediate thereofKOREA INST SCI & TECH·Filed 1992·Granted Jan 12, 1993·6 cites·2 claims
- 0559US5103065ATransition metal complexes as catalysts for hydrogenation hydroformylation and cyclotrimerizationBASF AG·Filed 1990·Granted Apr 7, 1992·8 cites·11 claims
- 0653US5219474ALiquid fire extinguishing compositionKOREA INST SCI & TECH·Filed 1990·Granted Jun 15, 1993·21 cites·4 claims
- 0744US5968867ASilica gel supported bis-cinchona alkaloid derivatives and a preparation method and use thereofKOREA INST SCI & TECH·Filed 1998·Granted Oct 19, 1999·3 cites·10 claims
- 0826US5994556ABis(ortho-diarylphosphinophenyl)-tetrahydro-bi(1,3-oxazole) and a preparation method thereofKOREA INST SCI & TECH·Filed 1998·Granted Nov 30, 1999·0 cites·14 claims
- 0925US8580964B2Cinchona-based bifucntional organocatalysts and method for preparing chiral hemiesters using the sameSONG CHOONG EUI·Filed 2011·Granted Nov 12, 2013·0 cites·20 claims
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