Inventor · disambiguated record
Ryoji Ichioka
Also filed as: ICHIOKA RYOJI
7 granted patents·1 pending application·201 citations·filing 1997–2018
86Inventor score
Top patents by PatentIndex Score
8 records- 0192US6060417ACatalyst composition for transalkylation of alkylaromatic hydrocarbons and process for production of xyleneTORAY INDUSTRIES·Filed 1997·Granted May 9, 2000·51 cites·13 claims
- 0291US6359184B1Process for production of xyleneTORAY INDUSTRIES·Filed 2000·Granted Mar 19, 2002·43 cites·22 claims
- 0388US5847256AProcess for producing xyleneTORAY INDUSTRIES·Filed 1997·Granted Dec 8, 1998·80 cites·20 claims
- 0480US6040490AProcess for producing aromatic compounds by dealkylation, transalkylation, or disproportionationTORAY INDUSTRIES·Filed 1998·Granted Mar 21, 2000·22 cites·14 claims
- 0570US8071832B2Method of converting ethylbenzene and process for producing p-xyleneYOSHIKAWA TAKAHIRO·Filed 2009·Granted Dec 6, 2011·1 cites·12 claims
- 0652US6972347B1Method for converting aromatic hydrocarbonsTORAY INDUSTRIES·Filed 2000·Granted Dec 6, 2005·4 cites·5 claims
- 0747US11111211B2Method of distilling dimethyl sulfoxide and multistage distillation towerTORAY FINECHEMICALS CO LTD·Filed 2018·Granted Sep 7, 2021·0 cites·13 claims
- 0843US2010179360A1Method for conversion of ethylbenzene and process for production of para-xyleneTORAY INDUSTRIES·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →