Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11235181 | Breathable respirator mask with multiple layered filters | Michael Daeffler, Ronald Adrezin | 2022-02-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11235181 | Breathable respirator mask with multiple layered filters | Michael Daeffler, Ronald Adrezin | 2022-02-01 |