Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D918981 | Optical element for optical communication | Sang Do Kang, Seung Keun Oh, Hyun Jong Kang | 2021-05-11 |
| D908759 | Optical element for optical communication | Sang Do Kang, Seung Keun Oh, Hyun Jong Kang | 2021-01-26 |