YI

Yoshikazu Iizima

MC Maruzen Petrochemical Co.: 1 patents #83 of 174Top 50%
Overall (All Time): #2,631,471 of 4,157,543Top 65%
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Patent #TitleCo-InventorsDate
11220563 Production method for hydrogenated petroleum resin Keisuke MATSUSHITA, Tomoki Hayashi 2022-01-11