Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11150198 | Method for inspecting ball grid array-type semiconductor chip package | Seungryong Cho, Hoyeon LEE | 2021-10-19 |
| 11018475 | High-output power quarter-wavelength shifted distributed feedback laser diode | Namje Kim, O-Kyun Kwon, Tae-Soo Kim, Shinmo An, Won Seok Han | 2021-05-25 |
| 10985530 | Tunable semiconductor laser and operation method thereof | O-Kyun Kwon, Namje Kim, Tae-Soo Kim, Shinmo An, Won Seok Han | 2021-04-20 |