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Woon-Yong Choi — 1 Patent in 2016

Dangjin-si, KR: #1 of 1 inventorsTop 100%
Overall (2016): #183,883 of 481,213Top 40%
1 Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9373276 LED block display apparatus for providing educational function and control method thereof 2016-06-21