Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8410629 | Tapered magnetic thrust bearing within an electric generator with adjusting air gap controls | Young-Sil Yu | 2013-04-02 |
| 7591635 | Wind turbine | Young-Sil Yu | 2009-09-22 |