YO

Yuichi Ohkawa

IC Idemitsu Kosan Co.: 1 patents #699 of 1,237Top 60%
Overall (All Time): #2,944,022 of 4,157,543Top 75%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9644043 Method for producing hydrogenated petroleum resin Shinji Miyamoto, Hideki Tanimura, Makoto Kashima 2017-05-09