Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6548917 | Planar motor | Ji Hyun Hwang, Do Hyun Kim, Jang Sung Chun | 2003-04-15 |
| 6426573 | Head module having linear motor | Ji Hyun Hwang, Do Hyun Kim, Hyun Joo Hwan, Jang Sung Chun, Noh Won Kang | 2002-07-30 |