Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11212616 | Bonding structure of diaphragm for receiver | Ji Hoon Kim, Young Woo Kim, Young Seok Noh, Chan Ho Jeong | 2021-12-28 |
| 10899577 | Automatic winding device | Jung-ho Kang, Jun Hee HAN | 2021-01-26 |