Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1007496 | Phone holder | — | 2023-12-12 |
| 9757950 | Ink cartridge, ink cartridge assembly and method for detecting the installation of ink cartridge | Zhizheng Jia, Yuedan Liang | 2017-09-12 |
| 9545795 | Ink cartridge, ink cartridge assembly and method for detecting the installation of ink cartridge | Zhizheng Jia, Yuedan Liang | 2017-01-17 |
| 9302486 | Ink cartridge for inkjet printer | — | 2016-04-05 |
| 9050813 | Ink cartridge refilling device, ink cartridge refilling system and corresponding ink cartridge refilling method | Lei Qing | 2015-06-09 |