PJ

Pyong-Hwa Jang

OC Oci Company: 1 patents #33 of 112Top 30%
Overall (All Time): #2,746,516 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11104848 Etching solution for silicon substrate and method for manufacturing semiconductor device using the same Ho-Seong Yoo, Myung-Hyun Kim, Jun-Eun LEE 2021-08-31