Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6910253 | Method of construction of an insulating air conduit | Marc Lessard | 2005-06-28 |
| 6230750 | Insulating air conduit | Marc Lessard | 2001-05-15 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6910253 | Method of construction of an insulating air conduit | Marc Lessard | 2005-06-28 |
| 6230750 | Insulating air conduit | Marc Lessard | 2001-05-15 |