Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878902 | Needle guard for body substance isolation | William E. Sagstetter | 1989-11-07 |
| 4850961 | Indwelling placement device with guard | William E. Sagstetter | 1989-07-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878902 | Needle guard for body substance isolation | William E. Sagstetter | 1989-11-07 |
| 4850961 | Indwelling placement device with guard | William E. Sagstetter | 1989-07-25 |