Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9446598 | Method and apparatus for controlling light emission of ink cartridge | Lei Qin, Weichen Liu, Yuedan Liang | 2016-09-20 |
| 9352578 | Method for controlling light emission of ink cartridge and control unit, circuit board, ink cartridge, and imaging device | Haoming Ma, Xuejin Sun | 2016-05-31 |