Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672856 | Tilt switch with increased angular range of conduction and enhanced differential characteristics | James S. Robinson | 1997-09-30 |
| 5672857 | Switch actuating mechanism for two sequentially activated switches | Richard L. Frost, James S. Robinson | 1997-09-30 |