Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6488900 | Method and apparatus for air purification | Mike Powell, Seung Ho Hong, Ezra Merrill, Alireza Shekarriz, Patrick Call | 2002-12-03 |
| 6363800 | Coating to enhance the efficiency of a particle impact collector | James S. Millar | 2002-04-02 |