Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6945071 | Linearly actuated automatic fresh air exchange | Yiming Yu, Mark J. Perkovich | 2005-09-20 |
| 6928830 | Linearly actuated manual fresh air exchange | Yiming Yu, Mark J. Perkovich | 2005-08-16 |