TO

Tomonari Oka

Shimano: 9 patents #175 of 759Top 25%
Overall (All Time): #481,342 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12285972 Sprocket support body and bicycle rear hub assembly 2025-04-29
12049932 Planar ratchet assembly for human-powered vehicle 2024-07-30
11919333 Hub for human-powered vehicle 2024-03-05
11642913 Sprocket support body and bicycle hub assembly 2023-05-09
11578761 Bicycle sprocket arrangement 2023-02-14
11571929 Wheel hub 2023-02-07
11465710 Bicycle rear sprocket assembly Tsuyoshi Fukumori 2022-10-11
11279442 Sprocket support body and bicycle rear hub assembly 2022-03-22
10766301 Rear wheel fixing mechanism for a bicycle Yuuya YONEDA 2020-09-08
10752320 Bicycle rear hub assembly 2020-08-25