Patents per Year
Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9965932 | Alarm system and method | — | 2018-05-08 |
| 9613507 | Alarm system and method | — | 2017-04-04 |
| 6927690 | Method and apparatus for determining when a door has opened | — | 2005-08-09 |
| 6067014 | Cord tamper method and apparatus | — | 2000-05-23 |
| 5617073 | Method and apparatus for linking an object with a slot to a cable | — | 1997-04-01 |
| 5353956 | Chewing gum dispenser | — | 1994-10-11 |
| 5289559 | Cable security apparatus | — | 1994-02-22 |
| 5184798 | Cable lock | — | 1993-02-09 |
| 5150100 | Security system | David Black | 1992-09-22 |
| 5082232 | Cable lock | — | 1992-01-21 |
| 4959635 | Lock | — | 1990-09-25 |