Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11441695 | Safety opening/closing valve for easy checking of opened/closed state thereof | Jung-Hyun Choi | 2022-09-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11441695 | Safety opening/closing valve for easy checking of opened/closed state thereof | Jung-Hyun Choi | 2022-09-13 |