Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6109924 | Educational card system | Jack G. Sanford, Jr. | 2000-08-29 |
| 5716084 | Door security system | Jack G. Sanford, Jr. | 1998-02-10 |
| 5578990 | Intrusion detection alarming device | Jack G. Sanford, Jr. | 1996-11-26 |
| 5461364 | Intrusion detection device | Jack G. Sanford, Jr. | 1995-10-24 |