Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| H193 | Electronic temperature equalizer | Earl B. Lancaster | 1987-01-06 |
| 4189628 | Time delay switch | — | 1980-02-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| H193 | Electronic temperature equalizer | Earl B. Lancaster | 1987-01-06 |
| 4189628 | Time delay switch | — | 1980-02-19 |