HO

Haruki Okuyama

Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
Overall (All Time): #1,357,222 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11927798 Optical fiber Noriaki IWAGUCHI, Takahisa Yamaguchi, Takashi Fujii 2024-03-12
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