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USPTO Patent Rankings Data through Sept 30, 2025
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Shajoung Chang

Yongin-si, KR: #6,955 of 9,683 inventorsTop 75%
Overall (All Time): #3,038,100 of 4,157,543Top 75%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8951557 Sustained release solid formulations and methods of manufacturing the same Oak Choi 2015-02-10