HO

Haruki Okuyama

Sumitomo Electric Industries: 2 patents #134 of 625Top 25%
Overall (2022): #156,347 of 548,613Top 30%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11465317 Method for manufacturing optical fiber Noriaki IWAGUCHI, Takahisa Yamaguchi, Takashi Fujii 2022-10-11
11428866 Method for manufacturing optical fiber with oxygen-strengthened UV-resin coating Noriaki IWAGUCHI, Takashi Fujii 2022-08-30