Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8056220 | Printed circuit board and manufacturing method thereof | Je-Gwang Yoo, Joon-Sung Kim, Han-Seo Cho | 2011-11-15 |
| 8048324 | Method of manufacturing optical waveguide and method of manufacturing package board | Han-Seo Cho, Je-Gwang Yoo, Joon-Sung Kim | 2011-11-01 |
| 8036501 | Printed circuit board for optical waveguides and method of manufacturing the same | Han-Seo Cho, Jae Hyun Jung, Joon-Sung Kim | 2011-10-11 |
| 7991250 | Printed circuit board | Je-Gwang Yoo, Joon-Sung Kim, Jae Hyun Jung, Han-Seo Cho | 2011-08-02 |