Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6102286 | Integrated data entry system including a card proximity sensor for security access control | — | 2000-08-15 |
| 5206782 | Surge lock power controller | Phillip C. Landmeier, Douglas J. Morgan | 1993-04-27 |