Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10156043 | Reusable water writing paper, preparation method thereof, and inkless printing device used for same | Sean Zhang, Minjie Li | 2018-12-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10156043 | Reusable water writing paper, preparation method thereof, and inkless printing device used for same | Sean Zhang, Minjie Li | 2018-12-18 |