Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D453933 | Document preparation station | William Mulcahy, Wilbur H. Kinneman, Jr., Robert Kief, Susan A. Gunkel, Rodger Ream | 2002-02-26 |
| 5173596 | Paper card reader/validator | Robert H. Tegtmeier | 1992-12-22 |