TH

Takumi Hirayama

📍 Moriyama, JP: #1,620 of 2,577 inventorsTop 65%
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1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6107506 Process for producing 2-(2-hydroxyphenyl) phenylphosphinic acid and derivatives Toranosuke Saito, Yukinori Kohguchi 2000-08-22