Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6444019 | Ink jet ink composition | Wan Kang Zou, Xiaomang Wang, Qiao Qiao Dong, Fengfei Xiao | 2002-09-03 |
| 6140391 | Reactive jet ink composition | Wan Kang Zou, Fengfei Xiao, Shannon Palk, Qiao Qiao Dong | 2000-10-31 |