Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11492568 | Composition of internal lubricant for cold pilgering | Min-Young Park, Sang Jin Han, Ki Bum Park, Jung-Woo Cha, Duk Hee Lee +3 more | 2022-11-08 |
| 11492569 | Composition of external lubricant for cold pilgering | Min-Young Park, Sang Jin Han, Ki Bum Park, Ho Yeon Hwang, Min Sung Kwon +3 more | 2022-11-08 |