Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8724996 | Transmission apparatus and transmission method for subscriber network in cable network | Dong Joon CHOI, Young-Kwon Hahm, Soo-In Lee | 2014-05-13 |
| 7669224 | ONU and method for converting/combining frequency, and apparatus and method for converting/combining frequency in CATV headend system | Han-Seung Koo, O-Hyung Kwon, Soo-In Lee | 2010-02-23 |