Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11808037 | High sound attenuation building panels | Peter J. Oleske, Jacob D. PETERSON, Stephen G. Mearig | 2023-11-07 |
| 11459752 | High sound attenuation building panels | Peter J. Oleske, Jacob D. PETERSON, Stephen G. Mearig | 2022-10-04 |
| 8025769 | Highly acoustical, wet-formed substrate | Anthony L. Wiker | 2011-09-27 |
| 6919132 | Fiberboard panel having improved acoustics and durability | John Felegi, Jr. | 2005-07-19 |
| 4872912 | Wet and dry laid phosphate reactive sheets and phosphate ceramic structures made therefrom | Jeffery L. Barrall | 1989-10-10 |
| 4792359 | Durable phosphate ceramic structures and their preparation | Jeffery L. Barrall | 1988-12-20 |