YO

Yoshiro Osawa

SK Showa Denko K.K.: 1 patents #940 of 1,736Top 55%
Overall (All Time): #4,081,106 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4243492 Process for purifying crude olefin oxides Toshio Yamamura, Isao Ouchi, Nobuteru Oda, Mitsuyoshi Yamazaki, Yukio Nishiyama 1981-01-06