TO

Takafumi OKAWA

DC Daihachi Chemical Industry Co.: 1 patents #25 of 56Top 45%
📍 Handa, JP: #173 of 266 inventorsTop 70%
Overall (All Time): #3,519,912 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6605737 Process for the preparation of condensed phosphoric acid esters Shin Nakamura, Taku Fujisawa 2003-08-12