Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8423308 | Multi-circuit direct current monitor with Modbus serial output | James E. Lewis | 2013-04-16 |
| 8407019 | Multi-circuit direct current monitor with modbus serial output | James E. Lewis | 2013-03-26 |