Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4917119 | Drug delivery article | Dennis Lee Potter, Mark L. Raker, Henry T. Ridings, Andrew J. Sensabaugh, Jr., Amos E. Westmoreland +1 more | 1990-04-17 |
| 4913168 | Flavor delivery article | Dennis Lee Potter, Mark L. Raker, Henry T. Ridings, Andrew J. Sensabaugh, Jr., Amos E. Westmoreland +1 more | 1990-04-03 |
| 4729391 | Microporous materials in cigarette filter construction | Donald L. Roberts | 1988-03-08 |
| 4643205 | Smoking product | Jerry W. Redding, Donald L. Roberts | 1987-02-17 |