Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6606874 | Ventilation arrangement for buildings | Pedro Da Silva | 2003-08-19 |
AB
Andreas Buhring
Overall (All Time): #3,520,148 of 4,157,543Top 85%
1
Patents All Time