Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8347458 | Bypass-type motor protecting device for a vacuum cleaner | Shui-Chun Tseng, Chin-Chao Chung | 2013-01-08 |
| 7854365 | Direct die attach utilizing heated bond head | Ying Ding, Ping Liang Tu, King Ming Lo, Kwok Kee Chung | 2010-12-21 |