Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12303065 | Damping device, cooker, and device having damping structure | Shuangquan Zuo, Qun Chen, Kanggui Lin, Zhichen Sun | 2025-05-20 |
| 11903520 | Damping device, cooker, and device having damping structure | Shuangquan Zuo, Qun Chen, Kanggui Lin, Zhichen Sun | 2024-02-20 |
| 11144626 | Authorization management method and apparatus, and electronic device | Jie Liu, Linlin Diao, Shun Li | 2021-10-12 |
| 8696090 | Adapter on jet printer and its corresponding ink cartridge | — | 2014-04-15 |
| 8591006 | Adapter and an ink cartridge mounted on an ink-jet printer | — | 2013-11-26 |