Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11112363 | Apparatus and method for measuring particulate matter | Woo Chang Lee, Yun-Sang Park, Ho Jun Chang | 2021-09-07 |
| 10928572 | Method for producing polarizing plate and polarizing plate | Byung Sun Lee, Kyun Il Rah | 2021-02-23 |