Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12220684 | Eco-friendly sorbent material for removing oil | Jeong Yong Ryu, Kwang Seob Lee, Jae-Hoon Lee, Han Je Cho, Hyeok Jun Kwon +2 more | 2025-02-11 |
| 11905664 | Hot-press gas grafting hydrophobization apparatus, and eco-friendly oil-absorbing low- weight paper manufactured using same | Jeong Yong Ryu, Kwang Seob Lee, Jae-Hoon Lee, Han Je Cho, Hyeok Jun Kwon +3 more | 2024-02-20 |
| 9868874 | Sympathetic printed-matter and method of producing the same | Jeong Yong Ryu, Chang Geun Kim, Kwang Seob Lee, Jae-Hoon Lee, Han Je Cho +3 more | 2018-01-16 |
| 9454184 | Detachable electronic device and connection apparatus usable with the same | — | 2016-09-27 |
| 9243432 | Electronic apparatus having hinge assemblies with cover units | — | 2016-01-26 |
| 6711011 | Computer hardware structure | — | 2004-03-23 |