Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6997190 | Wrapping materials for smoking articles | Cynthia Stewart Stokes, Robert H. Powell | 2006-02-14 |
| 6030462 | Smoking article having increased amino acid content | Chi-Kuen Shu, Cynthia Stewart Stokes, Milly M. L. Wong, Robert H. Powell | 2000-02-29 |
| 5962662 | Method for producing a flavorful and aromatic composition for use in smoking articles | Chi-Kuen Shu | 1999-10-05 |
| 5413122 | Method of providing flavorful and aromatic compounds | Chi-Kuen Shu | 1995-05-09 |
| 5370139 | Tobacco treatment process | Chi-Kuen Shu, Joyce R. Durham, Dwo Lynm | 1994-12-06 |
| 4991596 | Smoking article | Milly M. L. Wong, Thomas A. Perfetti, Thomas L. Gentry, Alvaro Gonzalez-Parra, Jerry W. Lawson +2 more | 1991-02-12 |
| 4920990 | Cigarette | Robert F. Moates, Thomas A. Perfetti, Renee M. Pogrow, Robert H. Powell, Jerry W. Redding +3 more | 1990-05-01 |