Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6001510 | Method for producing laser hologram anti-counterfeit mark with identifying card and inspecting card and inspecting apparatus for the mark | Wu Meng, Tianyun Jin, Mingxi Zhao | 1999-12-14 |