Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742383 | Diluter to reduce quantity of micro particles in the air so as to facilitate calculation of concentration of the micro particles in the air | His-Sheng Wu, Hsu-Cheng Chiang | 2004-06-01 |