Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11197394 | Protective louver assembly for air-moving assembly | Levi A. Campbell, Milnes P. David, Dustin W. Demetriou, Robert K. Mullady, Roger R. Schmidt | 2021-12-07 |
| 11147190 | Protective cover assembly for air-moving assembly | Levi A. Campbell, Milnes P. David, Dustin W. Demetriou, Robert K. Mullady, Roger R. Schmidt | 2021-10-12 |