Inventor · disambiguated record
Yasutoshi Isayama
Also filed as: ISAYAMA YASUTOSHI
4 granted patents·55 citations·filing 1991–1993
77Inventor score
Files withKAO CORP4
Top patents by PatentIndex Score
4 records- 0187US5444099ATertiary aminoalcohol ane process for producing the same, and, polyurethane and process for producing the sameKAO CORP·Filed 1993·Granted Aug 22, 1995·25 cites·20 claims
- 0267US5223547APolyurethane, process for producing the same, and process for producing polyurethane foamKAO CORP·Filed 1991·Granted Jun 29, 1993·16 cites·40 claims
- 0351US5306735APolyurethane, process for producing the same, and process for producing polyurethane foamKAO CORP·Filed 1993·Granted Apr 26, 1994·8 cites·43 claims
- 0449US5315041ATertiary aminoalcohol and process for producing the same, and, polyurethane and process for producing the sameKAO CORP·Filed 1992·Granted May 24, 1994·6 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →