SC

Sung Keum Choi

HC Hodogaya Chemical Co.: 1 patents #13 of 25Top 55%
Overall (2020): #260,750 of 565,922Top 50%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10566543 Pyrimidine derivative and organic electroluminescent devices Norimasa Yokoyama, Shuichi Hayashi, Hideyoshi Kitahara, Si-In KIM, Ji-Yung KIM +1 more 2020-02-18