Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8275291 | Driving-transmitter and process cartridge | — | 2012-09-25 |
| 7988266 | Ink cartridge for inkjet printer | Qingguo Xiao, Leung Mui Ho, Yonggang He, Yongzhong Tian | 2011-08-02 |