Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10333222 | Method of improving bandwidth of antenna using transmission line stub | Eun Hee Kim, In Hwan Lee, Ho Yong Kang, Jae Heum Lee | 2019-06-25 |
| 10309077 | Manhole cover type omnidirectional antenna | Eun Hee Kim, In Hwan Lee, Ho Yong Kang, Jae Heum Lee | 2019-06-04 |
| 9742062 | Small switchable directional control antenna | Ho Yong Kang, Cheol Sig Pyo | 2017-08-22 |
| 9408084 | Control method for radiation beam direction of wireless transmission device | Eun Hee Kim, Ho Yong Kang, Cheol Sig Pyo | 2016-08-02 |
| 9219513 | Wireless communication system | Ho Yong Kang, In Hwan Lee, Cheo Sig Pyo | 2015-12-22 |
| 8766850 | Method and apparatus for adjusting horizontal beam of omni-directions antenna | Sang Gi Hong | 2014-07-01 |
| 8452319 | Ad-hoc wireless communication method using sector antenna, recovery method in ad-hoc wireless communication and ad-hoc wireless communication system | Kang-Woo Lee, Cheol Sig Pyo, Sang-Joon Park, Jong-Suk Chae | 2013-05-28 |
| 8405567 | Method and apparatus for controlling radiation direction of small sector antenna | Kang-Woo Lee, Sang-Joon Park | 2013-03-26 |