KY

Kiyotaka YOSHIE

AC Asahi Kasei Kogyo Co.: 1 patents #565 of 1,395Top 45%
Overall (All Time): #3,975,634 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4670146 Composite hydrophilic membrane and method for manufacture thereof Tadashi Inoue, Tsumoru Kuwabara 1987-06-02