Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4986298 | Vacuum regulator with antibinding valve stem connector assembly and method | — | 1991-01-22 |
| 4903726 | Medical vacuum regulating cartridge | Douglas D. Carden, Colin G. Hodge | 1990-02-27 |