SY

So Young Yoon

CC Cj Cheiljedang: 23 patents #33 of 827Top 4%
EC Ehwa Diamond Ind. Co.: 3 patents #3 of 23Top 15%
GT General Tool: 2 patents #5 of 9Top 60%
EC Ehwa Diamond Industrial Co.: 1 patents #22 of 49Top 45%
📍 Seoul, KR: #1,900 of 39,741 inventorsTop 5%
Overall (All Time): #139,485 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
6638152 Diamond blade having segment type cutting tip for use in cutting, grinding or drilling apparatus Soo-Kwang Kim, Chang-Hyun Lee 2003-10-28
6626167 Diamond tool Soo-Kwang Kim, Jong Ho Kim 2003-09-30
6478021 Saw blade for preventing undercut Youn Chul Kim 2002-11-12