TO

Tomonari Oka

Shimano: 2 patents #31 of 134Top 25%
Overall (2022): #102,527 of 548,613Top 20%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11465710 Bicycle rear sprocket assembly Tsuyoshi Fukumori 2022-10-11
11279442 Sprocket support body and bicycle rear hub assembly 2022-03-22