Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10518504 | Plate with printing layer and display device using the same | Keiko Koyama | 2019-12-31 |
| 10220595 | Plate with printing layer and display device using the same | Keiko Koyama | 2019-03-05 |