Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8774584 | Fiber distribution housing | Sang Yub KIM, Hyup Jae CHUNG, Myung Ryun YOON | 2014-07-08 |
| 8774586 | Fiber optics connection box | Sang Yub KIM, Hyup Jae CHUNG, Myung Ryun YOON, Eun Jung Choi | 2014-07-08 |