Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4493693 | Trans-membrane pressure monitoring system | Arnold C. Bilstad, Walker P. Woodworth | 1985-01-15 |
| 4481827 | Blood fractionation apparatus having collection rate display system | Arnold C. Bilstad | 1984-11-13 |
| 4458539 | Blood fractionation apparatus having collected volume display system | Arnold C. Bilstad | 1984-07-10 |
| 4447191 | Control circuit for a blood fractionation apparatus | Arnold C. Bilstad | 1984-05-08 |
| 4314143 | Blood warming apparatus with digital display and monitoring circuit | Arnold C. Bilstad | 1982-02-02 |
| 4294320 | Method and apparatus for weighing material being collected | Arnold C. Bilstad | 1981-10-13 |