Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7997708 | Ink-cartridge for printers and ink refilling method | Kwang-Choon Chung, Chang-Soo Yu, Nam-Boo Cho, Baek Song Heo | 2011-08-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7997708 | Ink-cartridge for printers and ink refilling method | Kwang-Choon Chung, Chang-Soo Yu, Nam-Boo Cho, Baek Song Heo | 2011-08-16 |