KO

Katsushi Osumi

AC Asteer Co.: 1 patents #9 of 15Top 60%
Overall (All Time): #2,886,434 of 4,157,543Top 70%
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Patent #TitleCo-InventorsDate
9951395 Method for strengthening steel plate member Koji Shimotsu, Yukihiro Tsugita 2018-04-24