Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1006200 | Pipe connector | Ji Ho Kwak, Sang In Jang | 2023-11-28 |
| D1005456 | Pipe connector | Ji Ho Kwak, Sang In Jang | 2023-11-21 |
| 11619333 | Connecting device for piping | Ji Ho Kwak, Sang In Jang, Jung Hoon Choi, Ha Yeong Seong | 2023-04-04 |