Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5630432 | Droplet jet application of adhesive to cigarette ends | Hugh J. McCafferty, James M. Washington | 1997-05-20 |
| 5261423 | Droplet jet application of adhesive or flavoring solutions to cigarette ends | Hugh J. McCafferty, James M. Washington | 1993-11-16 |
| 4619276 | Tobacco processing | Douglas E. Albertson, James O. Dyson, Eugene B. Fischer, Lewis Albert Haws, Gus D. Keritsis +4 more | 1986-10-28 |
| 4307735 | Apparatus for breaking down a mass of tobacco containing solid carbon dioxide | Ray G. Snow | 1981-12-29 |
| 4198854 | Method and apparatus for measuring porosity | James M. Washington, Gerald H. Crowther | 1980-04-22 |