Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11445905 | Heterogeneous visual acuity chart and visual acuity testing method and device | Lan Wang, Yixiang Yuan, Judy Danley, Xingcai Li | 2022-09-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11445905 | Heterogeneous visual acuity chart and visual acuity testing method and device | Lan Wang, Yixiang Yuan, Judy Danley, Xingcai Li | 2022-09-20 |