Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5717327 | Current sensor | — | 1998-02-10 |
| 4902965 | Consumption meter for accumulating digital power consumption signals via telephone lines without disturbing the consumer | John D. Bodrug, Robert R. Freeman | 1990-02-20 |