Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4852563 | Multifunction connector for a breathing circuit | — | 1989-08-01 |
| 4815477 | Urine meter drain container with large and small sample ports | Daniel M. McWhorter, Carl J. Steigerwald | 1989-03-28 |