AK

Atsuyoshi Katayama

DI Disco: 1 patents #61 of 148Top 45%
Overall (2020): #539,858 of 565,922Top 100%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10836014 Annular grinding stone Takeshi Onodera, Yoshinori Yaguchi 2020-11-17