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USPTO Patent Rankings Data through Sept 30, 2025
SL

Sung Chol Lim

Pyongyang, KP: #1 of 4 inventorsTop 25%
Overall (All Time): #3,308,390 of 4,157,543Top 80%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7827875 Gyro precessional automatic transmission Gi Hun Han, Gi Hyok Han 2010-11-09