EW

Etsuyoshi Watarai

Shimano: 4 patents #23 of 129Top 20%
Overall (2021): #50,604 of 548,734Top 10%
4
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11203395 Bicycle sprocket and bicycle sprocket assembly Koji Yuasa 2021-12-21
11091226 Bicycle controller and bicycle control system including bicycle controller Yasuhiro Tsuchizawa, Hiroshi Matsuda, Kazuhiro Fujii, Satoshi Shahana, Hiroyuki Miyoshi 2021-08-17
10906607 Bicycle control apparatus and bicycle driving device equipped with a control apparatus Tadashi Ichida, Hiroyuki Miyoshi 2021-02-02
10889352 Bicycle control apparatus and bicycle driving device equipped with a control apparatus Tadashi Ichida, Hiroyuki Miyoshi 2021-01-12