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Yongtie Yan

RI Riken: 1 patents #30 of 129Top 25%
📍 Gyōda, JP: #18 of 59 inventorsTop 35%
Overall (2018): #180,338 of 503,207Top 40%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9920836 Piston ring for internal combustion engine Hayato Sasaki, Takashi Ono 2018-03-20