JC

Joon Ho Chang

EC Ehwa Diamond Industrial Co.: 1 patents #4 of 9Top 45%
GT General Tool: 1 patents #4 of 4Top 100%
📍 Seongsan-myeon, KR: #1 of 2 inventorsTop 50%
Overall (2011): #263,973 of 364,097Top 75%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7954483 Cutting segment for cutting tool and cutting tools Soo-Kwang Kim, Hee-Dong Park, Jong Ho Kim 2011-06-07