Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702603 | Self-sealing liquid filter | David G. Fabio | 1997-12-30 |
| 5614105 | Cartridge filters with insoluble enzyme particulates contained thereon | Steven M. Heilmann, Gary J. Drtina, Philip D. Eitzman, Louis C. Haddad, Frederick W. Hyde | 1997-03-25 |