Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8080203 | Air sterilization apparatus | Melvin W. First, Richard L. Vincent, Philip W. Brickner, John J. McEllen | 2011-12-20 |
| 5241449 | Radon decay product removal unit as adpated for use with a lamp | Dade W. Moeller | 1993-08-31 |
| 4596585 | Method and apparatus for reduction of radon decay product exposure | Dade W. Moeller, Edward F. Maher | 1986-06-24 |