TO

Takaharu OHNISHI

SC Sei Optifrontier Co.: 1 patents #1 of 3Top 35%
Overall (2025): #198,423 of 469,880Top 45%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12332627 Fusion splicing apparatus management system and fusion splicing apparatus management method Kazuyoshi OOKI, Hideaki YUSA 2025-06-17