RF

Ronald Freiheit

WE Wenger: 6 patents #9 of 82Top 15%
📍 Owatonna, MN: #58 of 233 inventorsTop 25%
🗺 Minnesota: #11,810 of 52,454 inventorsTop 25%
Overall (All Time): #849,790 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9404252 Tunable acoustic panel Dixon Gimpel, Matthew Hildebrand, Aaron Harris, Dennis R. Meyer, Mark Gallea 2016-08-02
9145675 Tunable acoustic panel Dixon Gimpel, Matthew Hildebrand, Aaron Harris, Dennis R. Meyer, Mark Gallea 2015-09-29
7921960 Acoustic cabinet Kenneth E. Jacobson, Peter F. Menzel, Rebecca S. Broton, Mark R. Friedrichs 2011-04-12
D606339 Cabinet grille Kenneth E. Jacobson, Peter F. Menzel, Rebecca S. Broton, Mark R. Friedrichs 2009-12-22
7600608 Active acoustics performance shell 2009-10-13
5525765 Acoustical virtual environment 1996-06-11