RF

Ryoko Fujiya

DI Disco: 2 patents #249 of 708Top 40%
Overall (All Time): #1,866,229 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10896836 Electrostatic chuck Kenta Chito, Hidekazu Iida, Tomohiro Yamada, Yoshiteru Nishida, Hiroyuki Takahashi +1 more 2021-01-19
10112285 Grinding wheel and grinding method Yoshiyasu Nakagawa 2018-10-30