Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9834003 | Method for controlling light emission of ink cartridge and control unit, circuit board, ink cartridge, and imaging device | Haoming Ma, Xuejin Sun | 2017-12-05 |
| 9796187 | Method for controlling light emission of ink cartridge, and ink cartridge | Lei Qin, Weichen Liu, Yuedan Liang | 2017-10-24 |
| 9757950 | Ink cartridge, ink cartridge assembly and method for detecting the installation of ink cartridge | Bing Nie, Yuedan Liang | 2017-09-12 |
| 9545795 | Ink cartridge, ink cartridge assembly and method for detecting the installation of ink cartridge | Bing Nie, Yuedan Liang | 2017-01-17 |
| 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 |
| 8915581 | Ink cartridge, ink cartridge assembly and ink cartridge determination system | Shengyu Wei | 2014-12-23 |
| 8517525 | Ink cartridge for inkjet printer | Baoquan Chen | 2013-08-27 |