Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10166416 | Respirator mask speech enhancement apparatus and method | — | 2019-01-01 |
RK
Roger Kihlberg
Overall (2019): #294,345 of 560,194Top 55%
1
Patents 2019