SY

Shigeki Yokoi

SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
📍 Misawa, JP: #3 of 10 inventorsTop 30%
Overall (All Time): #3,644,731 of 4,157,543Top 90%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5883260 Process for producing 1-substituted-hydantoins Toshio Nagatomi, Yoshimi Yamada 1999-03-16