Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10957957 | Phase shifter including a guide unit with a guide roller which moves movable boards relative to fixed boards | Sung Hwan SO, Seong Man KANG, Dae Myung PARK, Sang Hun Lee | 2021-03-23 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10957957 | Phase shifter including a guide unit with a guide roller which moves movable boards relative to fixed boards | Sung Hwan SO, Seong Man KANG, Dae Myung PARK, Sang Hun Lee | 2021-03-23 |