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USPTO Patent Rankings Data through Sept 30, 2025
SP

Sang Yang Park

Chungju-si, KR: #5 of 12 inventorsTop 45%
Overall (2011): #173,500 of 364,097Top 50%
1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8029291 Flat plate folding type coil spring, pogo pin and manufacturing method 2011-10-04