Inventor · disambiguated record

Dejia Ma

Also filed as: MA DEJIA

1 granted patent·0 citations·filing 2021–2021

1Inventor score

Technology areasC07D

Files withZHEJIANG HENGYI PETROCHEMICAL RES INSTITUTE CO LTD1

Top patents by PatentIndex Score

1 record

0143US11459302B2Refining process and refining system of caprolactamZHEJIANG HENGYI PETROCHEMICAL RES INSTITUTE CO LTD·Filed 2021·Granted Oct 4, 2022·0 cites·20 claims

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