Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D440652 | Adjustable cross over harness for medical masks | — | 2001-04-17 |
| D428138 | Mask retainer plate | — | 2000-07-11 |
| D419670 | Nose mask retainer plate | — | 2000-01-25 |
| 4823867 | Fluid flow apparatus | Geoffrey F. Ford | 1989-04-25 |