TO

Tomomichi OKA

JS Jfe Steel: 1 patents #134 of 322Top 45%
Overall (2025): #187,884 of 469,880Top 40%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12411199 Device for determining sound source direction Masahiro Oda, Kazuhiro Nomura, So Nagano 2025-09-09