Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5179817 | Method where exposed foil on top of cigarette bundle is flat with no apparent folds | John D. Barnes, Xuan M. Pham, Linwood L. Pitt, Jr. | 1993-01-19 |
| 5158664 | Innerframe for packing cigarettes of variable diameter in standard width pack | John R. Colgan, Xuan M. Pham | 1992-10-27 |