Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7607974 | Rooftop vent for reducing pressure under a membrane roof | James R. Jones, Demetri Telionis, Pavlos P. Vlachos, Elizabeth Grant, Charles Sven Johnson | 2009-10-27 |
| 7001266 | Rooftop vent for reducing pressure under a membrane roof | James R. Jones, Demetri Telionis, Pavlos P. Vlachos, Elizabeth Grant, Charles Sven Johnson | 2006-02-21 |