Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11381918 | Nano membrane, method of manufacturing nano membrane, and apparatus for speaker and microphone using nano membrane | Saewon KANG, Seungse Cho | 2022-07-05 |
| 11299640 | Polyurethane-silica composite-based coating composition, polyurethane-silica composite film, and method of preparing the same | Ho Tak Jeon, Choon Soo Lee, Minsoo Kim | 2022-04-12 |