Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12059762 | Piping spool auto manufacturing system | Young-Choon Kwak, Sun-Gyu Hwang, Sung-Keun Kim, Roh-Hyun Myung, Sang-Hun Rim +5 more | 2024-08-13 |
| 11897058 | Weld groove forming method and hollow article | Young Nam Ahn | 2024-02-13 |
| 11701729 | Automatic welding method | Chan Hyun Baek | 2023-07-18 |