Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6805124 | Face mask that has a filtered exhalation valve | Nicole V. McCullough, Jane K. Peterson, Nicholas R. Baumann, John W. Bryant, Christopher P. Henderson +1 more | 2004-10-19 |