Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12372898 | Toner cartridge having alleviated toner scattering | Qin LUO, Yue Pan, Qijie LIANG, Likun ZENG | 2025-07-29 |
| 12071459 | Amino acid sequence of recombinant human bone morphogenetic protein-2 | — | 2024-08-27 |
| 10203656 | Processing cartridge | Xueyu Rong, Wanhong Huang, Jinlian Liu | 2019-02-12 |
| 9846409 | Processing cartridge and driving assembly thereof | Haidong Hua, Qijie LIANG | 2017-12-19 |
| RE46596 | Developer cartridge with counting mechanism | Qingfei Peng | 2017-10-31 |
| 9785110 | Developing cartridge | Shengyu Wei, Lai Luo, Huashen Lin, Zhongli Yin, Wanhong Huang +2 more | 2017-10-10 |
| 9740163 | Rotational force driving assembly process cartridge | Hongbiao Xiao, Jinlian Liu, Chao WANG, Hui Cao, De-Yi Chien +7 more | 2017-08-22 |
| 9671742 | Process cartridge having a control mechanism for a driving mechanism | Weidong Gu, Geming Ding, Yonghong Li, Zhiyong Li, Xiong Li +1 more | 2017-06-06 |
| 9599949 | Photosensitive process cartridge with driving force receiver | Weidong Gu, Geming Ding, Yonghong Li, Zhiyong Li, Xiong Li +1 more | 2017-03-21 |
| 9488958 | Process cartridge having a driving force receiver | Weidong Gu, Geming Ding, Yonghong Li, Zhiyong Li, Xiong Li +1 more | 2016-11-08 |
| 9415618 | Ribbon cassette for label printing device | Shengyu Wei | 2016-08-16 |
| 9280121 | Rotational force driving assembly and process cartridge | Hongbiao Xiao, Jinlian Liu, Chao WANG, Hui Cao, Hailong Ma +3 more | 2016-03-08 |
| 9176467 | Printer cartridge having a retractable mechanism | Weidong Gu, Geming Ding, Yonghong Li, Zhiyong Li, Xiong Li +1 more | 2015-11-03 |
| 9052639 | Developer cartridge with counting mechanism | Qingfei Peng | 2015-06-09 |
| 8886087 | Photosensitive drum driving head and driving mechanism of image forming apparatus | Junzhong Wu, Qingfei Peng, Jinlian Liu | 2014-11-11 |
| 8655223 | Developer cartridge with counting mechanism | Qingfei Peng | 2014-02-18 |
| 8626024 | Method for controlling the distance between the photosensitive member and the developing member in a toner cartridge, and the device thereof | Lianjun Wu, Qingfei Peng | 2014-01-07 |
| 7579091 | White electroluminescent polymeric material and preparation thereof | Lixiang Wang, Guoli Tu, Jun Liu, Dongge Ma, Xia Bin Jing +1 more | 2009-08-25 |