Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10906341 | Thermosensitive recording material | Jung-O An | 2021-02-02 |
| 5179067 | Heat-sensitive recording material | Suk Ky Chang, Dong Jin Yang, Don Won Kim, Jae-Seung Ryu | 1993-01-12 |