Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6387275 | Pretreatment system and method for recycling exhaust water | Shih-Cheng Lin, Hsing-Fen Tsai | 2002-05-14 |
| 6245226 | Pretreatment system and method for recycling exhaust water | Shih-Cheng Lin, Hsing-Fen Tsai | 2001-06-12 |
| D442647 | Building block module | — | 2001-05-22 |
| D442236 | Building block module | — | 2001-05-15 |
| D437622 | Building block module | — | 2001-02-13 |
| D437011 | Building block module | — | 2001-01-30 |
| 5795996 | Method and apparatus for monitoring water quality | Shu-Fei Chan, Dong Lin, Jen-Chung Chen, Guo Chen, Don H. C. Chen | 1998-08-18 |