NI

Norbushige Itaya

SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
Overall (All Time): #4,088,149 of 4,157,543Top 100%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4263463 Acetylenic secondary alcohols Shigeyoshi Kitamura, Yoshitoshi Okuno, Nobuo Ohno, Takashi Matsuo, Masachika Hirano +2 more 1981-04-21