YF

Yasufumi Fukunaga

Shimano: 3 patents #16 of 134Top 15%
Overall (2022): #56,458 of 548,613Top 15%
3
Patents 2022

Issued Patents 2022

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11518474 Bicycle sprocket arrangement Shota SUYAMA 2022-12-06
11338886 Bicycle multiple sprocket and bicycle sprocket Atsuhiro Emura 2022-05-24
11338887 Bicycle rear sprocket Atsuhiro Emura, Kohei Hokai 2022-05-24