EW

Etsuyoshi Watarai

Shimano: 2 patents #6 of 41Top 15%
Overall (1997): #41,104 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5678455 Bar-end shifting device — 1997-10-21
5653649 Shifting apparatus for operating front and rear derailleurs with a single manual lever — 1997-08-05