Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9827594 | Vibration generating device | Yeon Ho Son, Kyung Su Park, Joon Choi, Hwa Young Oh | 2017-11-28 |
| 9722168 | Vibration generating apparatus | Kyung Su Park, Sang Jin Lee, Jae Kyung Kim, Joon Choi, Yeon Ho Son | 2017-08-01 |
| 9660172 | Vibrator | Sang Jin Lee, Jae Kyung Kim, Kyung Su Park, Joon Choi | 2017-05-23 |