Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5601183 | Two-pole make-before-break switch | M. Douglas Boyd, Tom J. Oshgan | 1997-02-11 | $21,903,000 |
| 4891476 | Index rotary switch | Melvin S. Nation | 1990-01-02 | $2,826,000 |