Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6817365 | Cigarette paper having heat-degradable filler particles, and cigarette comprising a cigarette paper wrapper having heat-degradable filler particles | W. Geoffrey Chan | 2004-11-16 |
| 6782892 | Manganese oxide mixtures in nanoparticle form to lower the amount of carbon monoxide and/or nitric oxide in the mainstream smoke of a cigarette | Ping Li, Firooz Rasouli | 2004-08-31 |
| 6769437 | Use of oxyhydroxide compounds for reducing carbon monoxide in the mainstream smoke of a cigarette | Ping Li | 2004-08-03 |
| 6744503 | Monitoring of vapor phase polycyclic aromatic hydrocarbons | Tuan Vo-Dinh | 2004-06-01 |