Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5816152 | Reconfigurable printing press | William J. Nelgner, Joseph Randall Wiegner, David Allen Langenberg, Stephen George Palmer, William Allen McCroskey +3 more | 1998-10-06 |
| 5746132 | Variable repeat plate and blanket cylinder mechanism | Thomas Dewayne Parks, Michael Rolland Turner, Dale Leon Bunnell | 1998-05-05 |
| 5735211 | Clamping and tensioning device for printing plates | Thomas Dewayne Parks, Michael Rolland Turner, Dale Leon Bunnell | 1998-04-07 |