Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6439835 | Pump shell for multistage metal working pump | Huan-Jan Chien, Pao-Yin Ou, Shu-Fen Kao | 2002-08-27 |
| 6398493 | Floatable impeller for multistage metal working pump | Huan-Jan Chien, Pao-Yin Ou, Shu-Fen Kao | 2002-06-04 |