Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11530555 | Two-alarm shoe tag | Joe Galanti, Michael Brody | 2022-12-20 |
| 10553094 | Substance release benefit denial security device | — | 2020-02-04 |
| 9982464 | Security device with multiple control states | David P. Christianson, Donald Matthew Johnson | 2018-05-29 |
| 9959723 | Product presence sensor security device | David P. Christianson | 2018-05-01 |
| 9816297 | Security device with multiple control states | David P. Christianson, Donald Matthew Johnson | 2017-11-14 |
| 9293019 | Apparatus and method for detecting a closed circuit condition in a security device lanyard | David P. Christianson | 2016-03-22 |
| 5777553 | Electronic article surveillance protection for printed circuit boards | Paul A. Kluttz | 1998-07-07 |