Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5438981 | Automatic safety valve and diffuser for nasal and/or oral gas delivery mask | John R. Starr, Eric W. Starr, William J. Kaigler, John Raymond Pujol, Andrew Serowski | 1995-08-08 |