HO

Hirotake Okimura

OC Onoda Cement Co.: 1 patents #57 of 155Top 40%
Overall (All Time): #4,036,035 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4453978 Process for producing an AE fly ash concrete composition Hideyuki Tanaka 1984-06-12