Inventor · disambiguated record

Yuji Hatakeyama

Also filed as: HATAKEYAMA YUJI

2 granted patents·70 citations·filing 1995–1997

66Inventor score

Technology areasC04B

Files withTOYO CHEMICALS CO LTD1 TOYO KAGAKU KK1

Top patents by PatentIndex Score

2 records

0178US5669968AInorganic hardening compositionTOYO KAGAKU KK·Filed 1995·Granted Sep 23, 1997·49 cites·8 claims
0261US5897703AHardening composition, hardened product, and method of producing hardened productTOYO CHEMICALS CO LTD·Filed 1997·Granted Apr 27, 1999·21 cites·18 claims

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