Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8893709 | Kitchen ventilation hood apparatus | Dipak J. Negandhi, Joseph W. Dvorak, Mark DeLorenzo | 2014-11-25 |
| 7654258 | Kitchen ventilation hood apparatus | Dipak J. Negandhi, Joseph W. Dvorak, Mark DeLorenzo | 2010-02-02 |