Inventor · disambiguated record

Etsurou Okamoto

Also filed as: OKAMOTO ETSUROU

2 granted patents·26 citations·filing 1994–2003

60Inventor score

Technology areasB01D C07C

Files withMITSUI CHEMICALS INC1 MITSUI PETROCHEMICAL IND1

Top patents by PatentIndex Score

2 records

0176US5463113AProcess and apparatus for producing terephthalic acidMITSUI PETROCHEMICAL IND·Filed 1994·Granted Oct 31, 1995·19 cites·2 claims
0253US7449048B2Method of reusing exhaust gas in polymer production plantMITSUI CHEMICALS INC·Filed 2003·Granted Nov 11, 2008·7 cites·9 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →