Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10696594 | High noise reduction coefficient, low density acoustical tiles | Wei Xu, Scott C. Bakken | 2020-06-30 |
| 10464846 | Method for production of acoustical panels | Wei Xu, Martin W. Brown | 2019-11-05 |
| 8337976 | Abuse-resistant cast acoustical ceiling tile having an excellent sound absorption value | David B. Bitzan, Jeffry T. Russart | 2012-12-25 |