Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7042359 | Method and apparatus to detect a plurality of security tags | — | 2006-05-09 |
| D424959 | Electronically detectable tag with clamp and clutch locking mechanism | Dennis L. Hogan, Edward J. DiCarlo, Sean F. Ryan | 2000-05-16 |
| D413828 | Electronically detectable tag with clamp and clutch locking mechanism | Dennis L. Hogan, Edward J. DiCarlo, Sean F. Ryan | 1999-09-14 |
| 4679035 | Tri-signal electromagnetic article surveillance system | Paul H. Pfaff, Richard N. Spagna, Paul Coulson, Ezra D. Eskandry | 1987-07-07 |