Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6676769 | Apparatus and method for cleaning a furnace torch | Yie-Min Wu, Ming-Hsun Yang, Chii-Shing Yang | 2004-01-13 |
| 6538237 | Apparatus for holding a quartz furnace | Ming-Hsun Yang, Chen-Mei Fan, Allan Wang | 2003-03-25 |