Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5741180 | Fresh air flor modulation device | Lunxi Peter Xia, Rolf M. Hanson, Michael Lunacek, Robert M. Swanson, Dennis R. Dorman +1 more | 1998-04-21 |
| 5674125 | Fresh air flow modulation device | Lunxi Peter Xia, Rolf M. Hanson, Michael Lunacek, Robert M. Swanson, Dennis R. Dorman +1 more | 1997-10-07 |