Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5647235 | Tamper-evident electronic combination lock having integral bearing/retaining member | Gregory C. Lainhart | 1997-07-15 |
| 5632169 | Self powered electronic combination lock having comprehensive monitoring of power levels for various functions | Christian F. Mascaro | 1997-05-27 |