Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637458 | Floating plug valve apparatus for storing and dispensing high purity liquid | Biing-Huang Yang, Long-Chun Tsai, Ming-Tzung Hsu | 2003-10-28 |
WL
Wei-Cheng Lee
Overall (2003): #93,914 of 273,478Top 35%
1
Patents 2003