Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7469564 | Second improved electromagnetic integrative door locking device and method of installation | — | 2008-12-30 |
| 7296448 | Electromagnetic integrative door locking device | — | 2007-11-20 |
| 6745603 | Electromagnetic integrative door locking device and method of installation | — | 2004-06-08 |