OS

Osamu SHIMAKAWA

Sumitomo Electric Industries: 2 patents #88 of 538Top 20%
Overall (2025): #96,595 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12298566 Optical fiber connection structure Hidehisa Tazawa, Masato Tanaka 2025-05-13
12298571 Optical fiber bundle structure, optical connection structure, and method of manufacturing optical fiber bundle 2025-05-13