KI

Kazuyoshi Itagaki

AC Asahi Kasei Kogyo Co.: 1 patents #565 of 1,395Top 45%
Overall (All Time): #3,975,693 of 4,157,543Top 100%
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Patent #TitleCo-InventorsDate
4670345 Information recording medium Isao Morimoto, Koichi Mori 1987-06-02