Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823873 | Cigarette having reduced sidestream smoke | Walter A. Nichols, John R. Hearn, F. Murphy Sprinkel, Jr., Jerry F. Whidby | 2004-11-30 |
| 6814786 | Filters including segmented monolithic sorbent for gas-phase filtration | Shuzhong Zhuang, John B. Paine, III, Timothy S. Sherwood, Kent B. Koller, Zhaohua Luan +1 more | 2004-11-09 |