SR

Sonji Ryu

Nsk: 1 patents #23 of 87Top 30%
Overall (2025): #210,756 of 469,880Top 45%
1
Patents 2025

Issued Patents 2025

Patent #TitleCo-InventorsDate
12415239 Staking assembly, staking assembly manufacturing method, hub unit bearing, hub unit bearing manufacturing method, automobile, and automobile manufacturing method Nobuyuki Hagiwara 2025-09-16