Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856536 | Cigarette manufacture | Michael Cahill, John D. Stanton, Brian H. Warner | 1989-08-15 |
| 4834116 | Forming groups of cigarettes | Michael Cahill, David C. M. Carter | 1989-05-30 |