Inventor · disambiguated record

Koichi Tsukiyama

Also filed as: TSUKIYAMA KOICHI

2 granted patents·6 citations·filing 1988–1990

50Inventor score

Technology areasB29K C04B

Files withONODA CEMENT CO LTD2

Top patents by PatentIndex Score

2 records

0129US5171458AHot forming mold and method of manufacturing the sameONODA CEMENT CO LTD·Filed 1990·Granted Dec 15, 1992·5 cites·2 claims
0225US4966629AHot forming mold and method of manufacturing the sameONODA CEMENT CO LTD·Filed 1988·Granted Oct 30, 1990·1 cites·3 claims

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