AT

Atsusuke Trada

SC Sankyo Holdings Co.: 1 patents #423 of 700Top 65%
Overall (All Time): #3,877,900 of 4,157,543Top 95%
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Patent #TitleCo-InventorsDate
5021444 Thianaphthene derivatives Yoshiya Amemiya, Keiichi Matsuda, Takeshi Oshima 1991-06-04