Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4809681 | Electrocardiographic measurement method for controlling an intra-aortic balloon pump | Paul S. Freed, Hiroyuki Tachi, Akira Suzuki | 1989-03-07 |
| 4810246 | Disposable cell culture chamber with remote access | Eldon E. Frisch, Paul S. Freed | 1989-03-07 |