Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6701936 | Cigarette with smoke constituent attenuator | Kenneth H. Shafer, San Li, Susan E. Plunkett | 2004-03-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6701936 | Cigarette with smoke constituent attenuator | Kenneth H. Shafer, San Li, Susan E. Plunkett | 2004-03-09 |