Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11712494 | Enhanced exhaled air collector and air purification unit and system | Ronald D. Blum, Anita Broach, Russell French | 2023-08-01 |
| 11638772 | System for capturing and cleaning exhaled air | Ronald D. Blum, Anita Broach, Stuart Sheldon | 2023-05-02 |