Issued Patents 2025
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12390670 | Dual mode respirator | Sukwon Kang | 2025-08-19 |
| 12336884 | Foam earplug with transdermal material | James Hornstein, Fred Joseph Ryan | 2025-06-24 |
| 12329612 | Foam earplug with transdermal material | James Hornstein, Fred Joseph Ryan | 2025-06-17 |
| 12310821 | Foam earplug with transdermal material | James Hornstein, Fred Joseph Ryan | 2025-05-27 |