Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828693 | Water pressure regulator for hemodialysis apparatus | Edward R. Lindsay, Norman F. Cameron | 1989-05-09 |
| 4827430 | Flow measurement system | Norman F. Cameron, Thomas P. Hartranft | 1989-05-02 |
| 4821761 | Closed loop pump control system | Shahid Din, Andrew D. Hopping | 1989-04-18 |