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Shigeo Shiihashi

AC Asahi Kasei Kogyo Co.: 1 patents #565 of 1,395Top 45%
Overall (All Time): #3,883,959 of 4,157,543Top 95%
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Patent #TitleCo-InventorsDate
5043399 Polyacetal composition Yoshio Suzuki, Tamikuni Komatsu, Mikihiko Nakamura 1991-08-27