Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9557074 | Roof vent | James Mantyla, Timothy Bach, Donna Maria Burtch | 2017-01-31 |
| 9243813 | Roof vent | James Mantyla, Timothy Bach, Donna Maria Burtch | 2016-01-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9557074 | Roof vent | James Mantyla, Timothy Bach, Donna Maria Burtch | 2017-01-31 |
| 9243813 | Roof vent | James Mantyla, Timothy Bach, Donna Maria Burtch | 2016-01-26 |