Issued Patents All Time
Showing 126–127 of 127 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5245329 | Access control system with mechanical keys which store data | — | 1993-09-14 |
| 5228730 | Apparatus for converting mechanical locks to operate electrically using momentary power | Mustafa Gunan | 1993-07-20 |