Inventor · disambiguated record
Hang-Duk Roh
Also filed as: ROH HANG-DUK
8 granted patents·4 pending applications·237 citations·filing 1995–2024
86Inventor score
Top patents by PatentIndex Score
12 records- 0192US5770770AReactive distillation process and equipment for the production of acetic acid and methanol from methyl acetate hydrolysisSUNKYONG IND LTD·Filed 1995·Granted Jun 23, 1998·117 cites·8 claims
- 0291US6031128AProcess for manufacturing terephthalic acidSUNKYONG IND LTD·Filed 1995·Granted Feb 29, 2000·76 cites·16 claims
- 0390US7951967B2Method and apparatus for preparing fatty acid alkyl ester using fatty acidSK CHEMICALS CO LTD·Filed 2006·Granted May 31, 2011·20 cites·12 claims
- 0472US6075163AProcess for manufacturing terephthalic acidSUNKYONG IND LTD·Filed 1995·Granted Jun 13, 2000·16 cites·14 claims
- 0570US2024336551A1Biodegradeble material manufacturing method and systemNOROO IC CO LTD·Filed 2024·Application pending·0 cites
- 0665US10961390B2Binder composition, article, and method for manufacturing articleCJ CHEILJEDANG CORP·Filed 2018·Granted Mar 30, 2021·0 cites·12 claims
- 0759US6310239B1Process for manufacturing terephthalic acidSUNKYONG IND LTD·Filed 1995·Granted Oct 30, 2001·8 cites·11 claims
- 0858US10196661B2Cellulase-producing novel strain and saccharification method using the sameSK CHEMICALS CO LTD·Filed 2017·Granted Feb 5, 2019·0 cites·5 claims
- 0954US2015203808A1Cellulase-producing novel strain and saccharification method using the sameSK CHEMICALS CO LTD·Filed 2013·Application pending·0 cites
- 1039US7153998B2Method for refining 2,6-naphthalene dicarboxylic acidSK CHEMICAL CO LTD·Filed 2003·Granted Dec 26, 2006·0 cites·13 claims
- 1137US2006167310A1Preparation method of naphthalene dicarboxylic acidLEE JONG-IN·Filed 2003·Application pending·0 cites
- 1230US2005215815A1Method of producing trimellitic acidROH HANG-DUK·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →