Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6809452 | Skeleton type brushless motor | Kwan Yeul Cho, Seung-Do Han, Yoon-hyeo Kim | 2004-10-26 |
| 6774523 | Electric motor | Jun-Ho Ahn, Kwan-Yuhl Cho | 2004-08-10 |
| 6707216 | Single phase line start permanent magnet synchronous motor | Seung-Do Han, Kwan Yeul Cho, Yoon-hyeo Kim | 2004-03-16 |