Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10884317 | Optical diaphragm device, lens barrel and imaging device or projection device | — | 2021-01-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10884317 | Optical diaphragm device, lens barrel and imaging device or projection device | — | 2021-01-05 |