Inventor · disambiguated record
Toshiyuki Isaka
Also filed as: ISAKA TOSHIYUKI
3 granted patents·95 citations·filing 1991–1999
71Inventor score
Top patents by PatentIndex Score
3 records- 0192US5475183AProcess for producing lower olefinsMITSUI PETROCHEMICAL IND·Filed 1993·Granted Dec 12, 1995·64 cites·3 claims
- 0274US5227563APreparation of propylene by dehydration of isopropanol in the presence of a pseudo-boehmite derived gamma alumina catalystMITSUI PETROCHEMICAL IND·Filed 1991·Granted Jul 13, 1993·31 cites·6 claims
- 0327US6316677B1Production process of bisphenol compoundsMITSUI CHEMICALS INC·Filed 1999·Granted Nov 13, 2001·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →