Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6584976 | 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 | 2003-07-01 |
| 6511204 | Light tube | John J. Emmel, Lynette M. Miles, James E. Nash | 2003-01-28 |