Inventor · disambiguated record
Jih-Dar Hwang
Also filed as: HWANG JIH-DAR
6 granted patents·22 citations·filing 1998–2016
73Inventor score
Top patents by PatentIndex Score
6 records- 0173US6063958AMethod of recovering adipic acid and 6-hydroxycaproic acid from waste solution of alkali metal salts of organic acids coming from the process of cyclohexane oxidationCHINA PETROCHEMICAL DEV CORP·Filed 1998·Granted May 16, 2000·20 cites·15 claims
- 0265US7671236B2Process for production of cyclohexanone oximeCHINA PETROCHEMICAL DEV CORP·Filed 2007·Granted Mar 2, 2010·2 cites·13 claims
- 0352US9902700B2Method and system for preparing caprolactamCHINA PETROCHEMICAL DEV CORPORATION·Filed 2016·Granted Feb 27, 2018·0 cites·5 claims
- 0452US9518024B2Method and system for preparing caprolactamCHINA PETROCHEMICAL DEV CORP·Filed 2016·Granted Dec 13, 2016·0 cites·15 claims
- 0551US9012679B2Method for continuously preparing carboxylic acid esterCHINA PETROCHEMICAL DEV CORP·Filed 2012·Granted Apr 21, 2015·0 cites·22 claims
- 0639US7785549B2Recycling system for hydroxylamine formation and oximationCHINA PETROCHEMICAL DEV CORP·Filed 2007·Granted Aug 31, 2010·0 cites·6 claims
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