Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12315543 | Cryogenic memory cell and memory device | Lei Chen, Zhen Wang | 2025-05-27 |
| 10694937 | Hand-held autonomous visual acuity measurement apparatus and visual acuity measuring method | Pei Xie, Qin Jiang, Renyuan Chu, Xingtao Zhou, Qinmei Wang +2 more | 2020-06-30 |
| 10478062 | Optometry apparatus capable of measuring para-central defocus | Pei Xie, Renyuan Chu, Baichuan Jiang, Xingtao Zhou, Qinmei Wang +4 more | 2019-11-19 |