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USPTO Patent Rankings Data through Dec 31, 2025
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Dongjoon Oh — 2 Patents

Overall (All Time): N/A of 4,157,543
2 Patents All Time
Dongjoon Oh has been granted 2 US patents. All of these patents were granted in 2025.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12456627 Dry etching apparatus and wafer etching system using the same Hyongryol Hwang, Suhyeon Ku, Junyun Kweon, Sooyong Song, Cho-eun Lee 2025-10-28
12451474 Semiconductor package and method of manufacturing the same Unbyoung Kang, Byeng Jin Kim, Junhyuk Park, Sooyong Song, Cho-eun Lee +1 more 2025-10-21