Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5421177 | Security tag, which can be fitted to an object, for signalling an attempted theft | Roland Wolf | 1995-06-06 |
| 5349331 | Securing device for preventing an attempted theft and unlocking device | Roland Wolf | 1994-09-20 |