Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5885483 | Long afterglow phosphor and a process for the preparing thereof | Qinglong Hao, Pengcheng Li, Jun Li, Baoshan Lu, Qian Xu | 1999-03-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5885483 | Long afterglow phosphor and a process for the preparing thereof | Qinglong Hao, Pengcheng Li, Jun Li, Baoshan Lu, Qian Xu | 1999-03-23 |