Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682839 | Electronic animal confinement system | Richard L. Grimsley, Dale A. Teets, Timothy A. Coomer | 1997-11-04 |
| 5621301 | Connecting multiple batteries to battery powered devices | John Kuhn | 1997-04-15 |