Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4396512 | Bacteriostatic filter media | William H. Beauman, Dennis I. Prepejchal | 1983-08-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4396512 | Bacteriostatic filter media | William H. Beauman, Dennis I. Prepejchal | 1983-08-02 |