Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6053405 | Electronic verification machine for documents | Kenneth E. Irwin, Jr., Steven J. Daigle | 2000-04-25 |
| 5818019 | Electronic verification machine for validating a medium having conductive material printed thereon | Kenneth E. Irwin, Jr., Steven J. Daigle | 1998-10-06 |
| 5621200 | Electronic verification machine for validating a medium having conductive material printed thereon | Kenneth E. Irwin, Jr., Steven J. Daigle | 1997-04-15 |
| 5471039 | Electronic validation machine for documents | Kenneth E. Irwin, Jr., Steven J. Daigle | 1995-11-28 |