Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1066629 | V-bank filter | Alexander Thomas Frechette, Timothy George Cusack, Mitchell Raymond Lobdell, Xuchen Wang, Brooke Alan Rowe +1 more | 2025-03-11 |
| 12109525 | V-Bank filter | Mitchell Raymond Lobdell, Xuchen Wang, Kevin Guernsey, Alexander Thomas Frechette, Timothy George Cusack +1 more | 2024-10-08 |
| D465566 | Room air purifier device | Richard T. Briggs, William Schuettenberg, William O'Hara, Max Bablok, Scott W. Osiecki +2 more | 2002-11-12 |
| D462754 | Room air purifier device | Richard T. Briggs, William Schuettenberg, William O'Hara, Max Bablok, Scott W. Osiecki +2 more | 2002-09-10 |
| D411880 | Air purification unit | Richard R. Cappadona | 1999-07-06 |
| 5428964 | Control for air quality machine | — | 1995-07-04 |
| 5255556 | Air quality indicator and control for air quality machine | — | 1993-10-26 |