Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12223930 | Spiral curve type music sheet, apparatus and method for providing spiral curve type music sheet | Kijoon Lee, Jun Tak Noh, Han Gyeol Woo, Jae Hyuk Lee, Ji-Ho Jang +1 more | 2025-02-11 |
| 9640899 | Waterproof electrical receptacle assembly | Jung-Hoon Kim, Yong-jun Cho | 2017-05-02 |