Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8434499 | Filter design for improving sensory profile of carbon filter-tipped smoking articles | Georgios D. Karles, Christopher L. Allmond | 2013-05-07 |
| 6910589 | Annular pleated filter cartridge for liquid filtration apparatus | Steven Hughes | 2005-06-28 |
| 6355171 | Filter sock for liquid filtration apparatus | Steven Hughes | 2002-03-12 |