MO

Masahiro Ohsawa

TK Tonen Sekiyukagaku Kabushiki Kaisha: 1 patents #27 of 61Top 45%
Overall (All Time): #3,888,332 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5059658 Method of producing modified polypropylene Tadashi Sezume, Akira Kobayashi, Masahide Murata, Mayako Ogata, Takashi Mikami 1991-10-22