Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9038644 | Method of applying phase transition materials to semi-porous, flexible substrates used to control gas permeability | Steven E. Brown, Luis A. Sanchez | 2015-05-26 |
| 6481442 | Smoking article including a filter for selectively removing carbonyls | David Grider, Tatyana Dyakonov | 2002-11-19 |