Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9216792 | Chainless electric bicycle | Sang Hoon Han | 2015-12-22 |
| 9083270 | Electric bicycle driving apparatus | Kawn Seek Kim | 2015-07-14 |
| 9071175 | Electric bicycle driving apparatus | — | 2015-06-30 |
| 9002555 | Electric bicycle driving apparatus | Sang Hoon Han | 2015-04-07 |
| 8994301 | Electric bicycle driving apparatus | — | 2015-03-31 |