Issued Patents 2025
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12230831 | Stretching apparatus for manufacturing separator and method of manufacturing separator using the same | Won Keun Choi, Kwang Ho Choi, Pyung Yong PARK, Byung Hyun KIM | 2025-02-18 |