Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669750 | Access port for house vacuum equipped with removable trap | Jason Liao, Yeay-Cin Chen, Jun-Sheng Hsu | 2003-12-30 |
WC
Wan-ly Chen
Overall (2003): #95,234 of 273,478Top 35%
1
Patents 2003