Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10758795 | Golf ball marker having clip part | — | 2020-09-01 |
| 10661394 | Metal core solder ball and heat dissipation structure for semiconductor device using the same | Yong Cheol Chu, Hyun Kyu Lee, Jung Ug Kwak, Seung Jin Lee, Sang-Ho Jeon | 2020-05-26 |
| 6941657 | Nail clippers | Young-Sik Choi | 2005-09-13 |
| 5636392 | Hammock | — | 1997-06-10 |