ST

Shigenori Thuzimoto

AK Arakawa Kagaku Kogyo Kabushiki Kaisha: 1 patents #23 of 51Top 50%
Overall (All Time): #4,098,975 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4296012 Sizing compositions incorporating ketene dimer Toshiharu Okumichi, Osamu Oseto, Keizo Matsumoto, Hisanari Sanda 1981-10-20