KS

Kazuyuki SOHMA

Sumitomo Electric Industries: 1 patents #196 of 538Top 40%
Overall (2025): #322,202 of 469,880Top 70%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12399315 Method of manufacturing optical fiber and optical-fiber-manufacturing apparatus Takahiro NOMURA 2025-08-26