Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12226845 | Apparatus and method for cleaning oxide film | Yoon Sang Lee, Hyun Sang Kong, Jae Yun Shin, Hyo Jin Baek, Chang-Ik Lee +2 more | 2025-02-18 |
| 11679453 | Filler metal for TIG welding | Dong-Soo Oh, Hyo-Sik Ham, Hyeon-Joo Ha, Hee-Seop Shin, Jae-Ho Jun +3 more | 2023-06-20 |