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Bong-Seok Yoon — 2 Patents

Overall (All Time): #2,153,063 of 4,157,543Top 55%

2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
7160170	Panel-type magnetic toys	—	2007-01-09
6517075	Dartboard with magnetic rubber sheet	—	2003-02-11