Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9580361 | Preparation method of tungsten carbide sintered body for friction stir welding tool | Hyun Kuk Park, Ik Hyun Oh, Hee Jun Yoon, Hyeon Taek Son, Kwang-Jin Lee +1 more | 2017-02-28 |