Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12128521 | Apparatus for forming a hairline finish | Wan Seob Song | 2024-10-29 |
| 11332846 | Hand-held cathode structure and electrolytic-polishing apparatus including the same | Wan Seob Song | 2022-05-17 |
| 11226361 | Device and method for detecting failure location of underground cable | Chae-Kyun Jung, Yong-June Shin, Gu-Young Kwon, Tae-Kyun Kim | 2022-01-18 |