Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652384 | Sensor structure with L-shaped spring legs | W. S. Henrion, Raymond K. Erickson, Hubert R. Plumlee | 1997-07-29 |
| 5627520 | Tamper detect monitoring device | Christopher A. Grubbs | 1997-05-06 |