Inventor · disambiguated record
Huan-Ming Chang
Also filed as: CHANG HUAN M · CHANG HUAN-MING
5 granted patents·3 pending applications·6 citations·filing 2003–2022
67Inventor score
Top patents by PatentIndex Score
8 records- 0191US10975181B1Ethylene-vinyl alcohol copolymer and producing method thereofCHANG CHUN PETROCHEMICAL CO LTD·Filed 2020·Granted Apr 13, 2021·2 cites·24 claims
- 0283US11141715B2Method for fabricating heterogeneous nickel-based catalyst on aluminum oxide support, heterogeneous nickel-based catalyst on aluminum oxide support and method for synthesizing polyetheramineCHANG CHUN PETROCHEMICAL CO LTD·Filed 2019·Granted Oct 12, 2021·4 cites·12 claims
- 0366US11492436B2Modified polyvinyl alcohol-based polymer and its applicationCHANG CHUN PETROCHEMICAL CO LTD·Filed 2022·Granted Nov 8, 2022·0 cites·13 claims
- 0461US10717796B2Ethylene vinyl alcohol copolymer pellet, method for extrusion of the pellet and extrusion molded film produced therebyCHANG CHUN PETROCHEMICAL CO LTD·Filed 2018·Granted Jul 21, 2020·0 cites·7 claims
- 0534US2007120959A1Smart power-saving conversation mode switching system and method thereforWU HUNG-WEI·Filed 2006·Application pending·0 cites
- 0627US2007080476A1Method for producing ethylene-vinyl alcohol copolymer pelletsTSAI JING J·Filed 2004·Application pending·0 cites
- 0725US7186775B2Method for improved the handling heat-resistance of the ethylene-vinyl alcohol copolymerCHANG CHUN PETROCHEMICAL CO·Filed 2003·Granted Mar 6, 2007·0 cites·9 claims
- 0823US2005215733A1Process for continuously producing ethylene-vinyl acetate copolymer and reaction systemCHANG CHUN PETROCHEMICAL CO·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →