Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5037544 | Keyed column chromatography apparatus | — | 1991-08-06 |
| 4432749 | Self-contained swab unit | Walter T. Leible | 1984-02-21 |
| 4312950 | Disposable swab and culture unit | Walter T. Leible | 1982-01-26 |