Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11437658 | Apparatus for collecting gas in secondary battery | Dongguk Hwang, Won Kyung Shin, Nak Hee Choi, Jeong Ae Ahn | 2022-09-06 |
| 11362396 | Apparatus for collecting gas in secondary battery | Dongguk Hwang, Won Kyung Shin, Nak Hee Choi, Jeong Ae Ahn | 2022-06-14 |