Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6368041 | Drum elevator system | Charles Gary Atwell, Ricky N. Cooper, Martin T. Garthaffner, Andrew Gillespie, William H. Pettigrew +1 more | 2002-04-09 |
| 6123201 | Drum elevator system | Charles Gary Atwell, Ricky N. Cooper, Martin T. Garthaffner, Andrew Gillespie, William H. Pettigrew +1 more | 2000-09-26 |
| 5558103 | Alignment of filter and cigarette components | Martin T. Garthaffner | 1996-09-24 |
| 5533610 | Apparatus and method for forming combined filter tipped cigarettes | Martin T. Garthaffner | 1996-07-09 |
| 5425383 | Alignment of filter and cigarette components | Martin T. Garthaffner | 1995-06-20 |
| 4795411 | Apparatus for forming annular grooves or slits in rod-shaped articles | Grier S. Fleischhauer | 1989-01-03 |