Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10164604 | Crystal device | Won Sup Cho, Sang Yeob Cha | 2018-12-25 |
| 9929337 | Piezoelectric device package and method of fabricating the same | Soon Bum LEE, Sang Yeob Cha, Jong Pil Lee | 2018-03-27 |