Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6270062 | Fluids contacting, tray opening, fluid dispersing assembly | Karl T. Chuang | 2001-08-07 |
| 6145816 | Fluids contacting, tray opening, fluid dispersing assembly | Karl T. Chuang | 2000-11-14 |
| 6053485 | Apparatus for tray valve attachment | Karl T. Chuang | 2000-04-25 |