KK

Kenji Kamada

Shimano: 4 patents #4 of 67Top 6%
Overall (2011): #25,556 of 364,097Top 8%
4
Patents 2011

Issued Patents 2011

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8057338 Bicycle sprocket apparatus with reinforcement between sprockets 2011-11-15
7942771 Bicycle sprocket apparatus with a shift inhibiting structure 2011-05-17
7914410 Bicycle chain connecting link Toshinari Oishi 2011-03-29
7871347 Bicycle rear sprocket assembly 2011-01-18