Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11024186 | Unmanned aerial vehicle | In Kyu Kim | 2021-06-01 |
| 9701425 | Apparatus and method of charging and housing of unmanned vertical take-off and landing (VTOL) aircraft | Sang-Cherl Lee, Dong Young Rew, Eun Sup Sim, Gi Hyuk Choi, Dong Hyun Cho +11 more | 2017-07-11 |
| 8151639 | Quick test tool and method of aircraft airspeed indicator | Jae Won Chang, Kie Jeong Seong, Sang Jong Lee, Hyoun Kyoung Kim, Il Kyung Park +1 more | 2012-04-10 |
| 7457599 | Frequency transceiver for controlling intermediate frequency | Kyoo Chang Oh, Hyoun Kyoung Kim, In Kyu Kim, Sang Jong Lee, Tae Sik Kim +2 more | 2008-11-25 |