Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12213253 | Printed circuit board | Sung Wuk Ryu, Seung Yul Shin | 2025-01-28 |
| 12089329 | Printed circuit board comprising via portions | Sung Wuk Ryu, Seung Yul Shin | 2024-09-10 |
| 10015885 | Printed circuit board, and method for manufacturing same | Won Suk Jung, Yun Ho An, Sang Myung Lee | 2018-07-03 |
| 9323017 | Optical module, and optical printed circuit board and method of manufacturing the same | Jae Bong Choi | 2016-04-26 |
| 9057854 | Optical printed circuit board and method of manufacturing the same | Jae Bong Choi | 2015-06-16 |
| 8590144 | Method of manufacturing printed circuit board | Hye Sun Yoon, Jae Bong Choi, Eun Jung Lee, Jung Ho Hwang | 2013-11-26 |
| 7320173 | Method for interconnecting multi-layer printed circuit board | Sung-Gue Lee, Jung Ho Hwang, Sang Min Lee, Tae-Sik Eo, Yu-Seock Yang | 2008-01-22 |
| 7189302 | Multi-layer printed circuit board and fabricating method thereof | Jung Ho Hwang, Sung-Gue Lee, Sang Min Lee, Tae-Sik Eo, Yu-Seock Yang | 2007-03-13 |