Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10661335 | Localized torsional severe plastic deformation method for conical tube metals | Seong Lee, Seong-Ho Yang, Lee-Ju Park, Hak Jun Kim, Hyoung Seop Kim +1 more | 2020-05-26 |
| 9447487 | Torsional extreme-plastic processing method of conic metal pipe | Hyoung Seop Kim, Eun Yoo Yoon, Dong-Jun Lee, Seong Lee | 2016-09-20 |