YI

Yoshinari Ishii

DI Diamet: 1 patents #1 of 4Top 25%
Overall (2023): #194,545 of 537,848Top 40%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11648611 Sintered oil-impregnated bearing Tsuneo Maruyama 2023-05-16