Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12330425 | Ink cartridge | Jinghua HE, Min Liu, Heng Zhang | 2025-06-17 |
| 11440328 | Ink cartridge having inner container and processing method therefor | Baohai Li | 2022-09-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12330425 | Ink cartridge | Jinghua HE, Min Liu, Heng Zhang | 2025-06-17 |
| 11440328 | Ink cartridge having inner container and processing method therefor | Baohai Li | 2022-09-13 |