Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D929941 | Tray for batteries | Sang Loul Lee, Young Jin Lee, Won-Seok Heo | 2021-09-07 |
| 6510126 | Optical disc having textured structure, and a method of manufacturing the optical disc | Chul-woo Lee, Kun-ho Cho, Seung-tae Jung, Cheol-Seung Yeon | 2003-01-21 |
| 6066381 | Write-once-read-many type optical disk and method for fabricating the same | Hyeong-Chang Hong | 2000-05-23 |
| 5976617 | Initialization method of phase transformation-type optical disk | Hyeon-chang Hong, Seung-tae Jung | 1999-11-02 |