Inventor · disambiguated record

Hirozo Shimizu, Deceased

Also filed as: SHIMIZU HIROZO

2 granted patents·129 citations·filing 1974–1981

69Inventor score

Technology areasC05G

Files withCHISSO ASAHI FERTILIZER2

Top patents by PatentIndex Score

2 records

0190US4019890AMethod for producing coated fertilizerCHISSO ASAHI FERTILIZER·Filed 1974·Granted Apr 26, 1977·85 cites·15 claims
0286US4369055ACoated granular fertilizer capable of controlling the effect of temperature upon dissolution-out rateCHISSO ASAHI FERTILIZER·Filed 1981·Granted Jan 18, 1983·44 cites·1 claims

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