Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9960915 | Method and apparatus for performing cross-authentication based on secret information | Hyun Soo Ahn, Ho Jin Jung, Jun Young Woo, Ho Youn Kim, Kang Seok Lee +2 more | 2018-05-01 |
| 6797619 | Method of forming metal wire of semiconductor device | Hyun Jin Jang | 2004-09-28 |
| 6278565 | Disk read-out circuit employing separate servo data and information data filters | — | 2001-08-21 |
| 4807061 | Rapid reel braking device for a video cassette tape recorder | — | 1989-02-21 |