Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9762206 | AT-cut quartz crystal vibrator with a long side along the X-axis direction | Ho Phil Jung, In Young KANG, Je Hong KYOUNG, Sung-Wook Kim, Jong Pil Lee | 2017-09-12 |
| 9722572 | Quartz vibrator and manufacturing method of the same | Ho Phil Jung, Won HAN, Dong Joon Oh, Sung-Wook Kim, Tae Joon Park | 2017-08-01 |
| 9705065 | Piezoelectric actuator | Tae Kyung LEE, Byung Hun Kim, Hwa Sun Lee, Jae Chang Lee | 2017-07-11 |