Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10800485 | Battery-integrated driver of electric bicycle | Do Hwan Lee, Mun Hyeon Kim, Yeong Il Yu, Nak Hyeon Kwon | 2020-10-13 |
| 10752319 | Driving control method of in-wheel drive for electric bicycle | Do Hwan Lee, Jun Cheol Choi, Jeong Sam KIM | 2020-08-25 |
| 7878470 | Motorized mount system for repositioning a monitor | Sung I. Oh, Byung-Ju Yi | 2011-02-01 |
| 7490804 | Mount system for a monitor having a motorized tilt | Sung I. Oh | 2009-02-17 |