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 | Wei-Cheng Lee, Biing-Huang Yang, Ming-Tzung Hsu | 2003-10-28 |
LT
Long-Chun Tsai
Overall (2003): #170,486 of 273,478Top 65%
1
Patents 2003