Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11112725 | Consumable chip, consumable and consumable communication method | Zhengdong Zhang | 2021-09-07 |
| 10970011 | Consumable chip, consumable and consumable communication method | Zhengdong Zhang | 2021-04-06 |