Inventor · disambiguated record
Kazuyoshi Iwayama
Also filed as: IWAYAMA KAZUYOSHI
18 granted patents·248 citations·filing 1976–2004
94Inventor score
Files withTORAY INDUSTRIES18
Top patents by PatentIndex Score
18 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
- 0389US4511547AProcess for preparing crystalline aluminosilicate zeolites using a carboxylic acidTORAY INDUSTRIES·Filed 1983·Granted Apr 16, 1985·40 cites·7 claims
- 0488US4467129AConversion of xylenes containing ethylbenzeneTORAY INDUSTRIES·Filed 1982·Granted Aug 21, 1984·35 cites·11 claims
- 0582US4069172AAdsorbent for aromatic hydrocarbon mixture separationTORAY INDUSTRIES·Filed 1976·Granted Jan 17, 1978·15 cites·7 claims
- 0680US6040490AProcess for producing aromatic compounds by dealkylation, transalkylation, or disproportionationTORAY INDUSTRIES·Filed 1998·Granted Mar 21, 2000·22 cites·14 claims
- 0761US6462248B1Method for producing aromatic compounds having alkyl group with at least three carbon atomsTORAY INDUSTRIES·Filed 1999·Granted Oct 8, 2002·8 cites·10 claims
- 0858US4409413AConversion of xylenes containing ethyl benzeneTORAY INDUSTRIES·Filed 1981·Granted Oct 11, 1983·13 cites·6 claims
- 0957US7199070B2Conversion catalyst for ethylbenzene containing xylenes and process for converting ethylbenzene containing xylenes by using catalystTORAY INDUSTRIES·Filed 2004·Granted Apr 3, 2007·3 cites·10 claims
- 1055US6781021B2Method for isomerizing halogenated aromaticsTORAY INDUSTRIES·Filed 2001·Granted Aug 24, 2004·2 cites·5 claims
- 1149US4581216AProcess for preparing crystalline aluminosilicate zeolites using a carboxylic acidTORAY INDUSTRIES·Filed 1985·Granted Apr 8, 1986·8 cites·8 claims
- 1247US6878264B2Process for conversion of organic compoundsTORAY INDUSTRIES·Filed 2003·Granted Apr 12, 2005·0 cites·8 claims
- 1344US6635233B2CFI-type zeolite, process for preparation of the same, catalyst prepared from the same, and process for conversion of organic compoundsTORAY INDUSTRIES·Filed 2001·Granted Oct 21, 2003·0 cites·9 claims
- 1442US5180862AProcess for isomerizing trichlorobenzeneTORAY INDUSTRIES·Filed 1991·Granted Jan 19, 1993·2 cites·16 claims
- 1534US4572779AProcess for the dewaxing of hydrocarbon fractionsTORAY INDUSTRIES·Filed 1984·Granted Feb 25, 1986·3 cites·21 claims
- 1633US6262322B1Adsorbent for aromatic isomers and production of aromatic isomersTORAY INDUSTRIES·Filed 1999·Granted Jul 17, 2001·2 cites·8 claims
- 1729US4861928AProcess for the isomerization of dichlorotolueneTORAY INDUSTRIES·Filed 1988·Granted Aug 29, 1989·0 cites·7 claims
- 1828US6320087B2Adsorbent for separating halogenated aromatic compounds and separation methodTORAY INDUSTRIES·Filed 1999·Granted Nov 20, 2001·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →