Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5616246 | Hydrophilic membranes for electrochemical devices and method for preparing same | David R. Gagnon, Harlan L. Krinke | 1997-04-01 |
| 5577494 | Superabsorbent fiber compositions demonstrating efficient retention of exhaled heat and moisture | Maurice H. Kuypers, Lawrence W. Craighead, David P. Swanson | 1996-11-26 |
| 4877526 | Flexible filter bag and method of fabrication | Todd W. Johnson | 1989-10-31 |