Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D399249 | Toner cartridge for laser printer | Robert Leonard Burdick, Johnnie Coffey, Steven Alan Curry, John Wayne Gassett, Paul Douglas Horrall +4 more | 1998-10-06 |
| D309323 | Cartridge for an electrophotographic printer | James A. Craft, James J. Molloy, David Shadwick, Thomas George Twardeck, James P. Wang | 1990-07-17 |
| 4940348 | Platen controlled sheetfeed permitting back-up for erasure | Albert L. Akers, Robert M. Carpenter, John E. Passafiume | 1990-07-10 |