IO

Iwao Okazaki

Sumitomo Electric Industries: 3 patents #67 of 625Top 15%
Overall (2022): #78,607 of 548,613Top 15%
3
Patents 2022

Issued Patents 2022

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11512018 Optical fiber manufacturing method and optical fiber manufacturing apparatus Takahiro Saito, Yoshihiro Morimoto, Makoto Aoki 2022-11-29
11312651 Optical fiber drawing method and drawing apparatus Satoshi Yoshikawa, Takashi Yamazaki 2022-04-26
11292740 Optical fiber manufacturing method and optical fiber manufacturing apparatus Takahiro Saito 2022-04-05