Sang Wan Park

📍 Oenam-myeon, KR: #2 of 4 inventorsTop 50%

Overall (All Time): #3,472,301 of 4,157,543Top 85%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6702496	Writing pen with a holder	—	2004-03-09