HJ

Han-Bok Joo

DC Dongjin Semichem Co.: 3 patents #2 of 39Top 6%
📍 Mado-myeon, KR: #3 of 25 inventorsTop 15%
Overall (2011): #48,423 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7964521 Getter paste composition Jung-Hyun Son, Sang Kyu Lee, Jong-Dai Park 2011-06-21
7923393 Low melting point frit paste composition and sealing method for electric element using the same Jung-Hyun Son, Sang Kyu Lee 2011-04-12
7863207 Glass frit and sealing method for element using the same Jung-Hyun Son, Sang Kyu Lee, Jong-Dai Park 2011-01-04