Inventor · disambiguated record

An-Nan Ko

Also filed as: KO AN-NAN

1 granted patent·13 citations·filing 1988–1988

35Inventor score

Technology areasB01J

Files withCHINA PETROCHEMICAL DEV CORP1

Top patents by PatentIndex Score

1 record

0145US4876398APreparation of ortho-alkylated phenols in the presence of a catalyst prepared by co-precipitation processCHINA PETROCHEMICAL DEV CORP·Filed 1988·Granted Oct 24, 1989·13 cites·9 claims

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