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USPTO Patent Rankings Data through Sept 30, 2025
KC

Kyung T. Chang

Dongjak-gu, KR: #1 of 1 inventorsTop 100%
Overall (1982): #47,282 of 81,411Top 60%
1 Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D263050 Motor oil drain pump 1982-02-16