Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872867 | Compositions having antithrombogenic properties and blood contact medical devices using the same | — | 1989-10-10 |
| 4822352 | Medical tubes with porous textured walls | Noriaki Kaneko | 1989-04-18 |