Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679779 | Crosslinked isocyanate-functional polymer supports | Steven M. Heilmann, Gary J. Drtina, Frederick W. Hyde, Dean M. Moren, Robert A. Pranis | 1997-10-21 |
| 5614105 | Cartridge filters with insoluble enzyme particulates contained thereon | Steven M. Heilmann, Gary J. Drtina, Philip D. Eitzman, Frederick W. Hyde, Todd W. Johnson | 1997-03-25 |