Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696695 | System for rate-related control of electrical loads | Gregory A. Ehlers, Robert D. Howerton | 1997-12-09 |
| 5684710 | System for measuring electrical power interruptions | Gregory A. Ehlers, Robert D. Howerton | 1997-11-04 |