Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695987 | Reusable vented flask cap cover | John J. Kayal, Susan L. Barker | 1997-12-09 |
| 5622865 | Reusable vented flask cap cover | John J. Kayal, Susan L. Barker | 1997-04-22 |
| D378941 | Culture dish | William J. Lahm, Timothy A. Stevens, Alexander G. Tschumakow, Leon M. Wilkins, Stephen C. Conley | 1997-04-22 |
| 5595907 | Reusable vented flask cap cover | John J. Kayal, Susan L. Barker | 1997-01-21 |