Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6963647 | Controlled acoustic waveguide for soundproofing | Jan Krueger | 2005-11-08 |
PL
Philip Leistner
Overall (2005): #121,975 of 245,428Top 50%
1
Patents 2005