Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12076467 | Exhaled air purification unit and system for indoor multi-person venues or environments | Ronald D. Blum, Anita Broach | 2024-09-03 |
| 11730847 | Exhaled air purification unit and system for indoor multi-person venues or environments | Ronald D. Blum, Anita Broach | 2023-08-22 |
| 11712494 | Enhanced exhaled air collector and air purification unit and system | Ronald D. Blum, Anita Broach, Jack Loeb | 2023-08-01 |
| 11471553 | Exhaled air purification unit and system for indoor multi-person venues or environments | Ronald D. Blum, Anita Broach | 2022-10-18 |
| 11324850 | Exhaled air purification unit and system for indoor multi-person venues or environments | Ronald D. Blum, Anita Broach | 2022-05-10 |