Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11110540 | Extruder for metal material and 3D printer using the same | Yong Suk Yang, Hong Hyun Shin, In-Kyu You, Sunghoon HONG | 2021-09-07 |
BK
Bonjin KOO
Overall (2021): #514,718 of 548,734Top 95%
1
Patents 2021