Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D912882 | Standard light source color matching observation box | — | 2021-03-09 |
| 10222264 | Standard light source color matching observation box | Guihua Cui, Changjun Li, Yingsheng Zhan, Jian-Hua Lin, Daping DENG | 2019-03-05 |
| 10215640 | Method for performing color measurement using standard light source color matching observation box | Changjun Li, Guolin LEI, Jianda Shi, Yingsheng Zhan | 2019-02-26 |