SR

Sonji Ryu

Nsk: 2 patents #645 of 1,559Top 45%
Overall (All Time): #1,736,798 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

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
12017310 Staking assembly, staking assembly manufacturing method, hub unit bearing, hub unit bearing manufacturing method, automobile, and automobile manufacturing method Nobuyuki Hagiwara 2024-06-25