Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628207 | Method and apparatus for detecting and reporting a power outage | Rodney C. Hemminger, Thomas J. Van Heuklon, Richard L. Tenor, Scott J. Weikel, Michael A. Murphy +1 more | 2003-09-30 |
| 6470083 | Telecommunications off-hook and intrusion detection method and apparatus | Rodney C. Hemminger, Michael A. Murphy, Thomas J. Van Heuklon, Richard L. Tenor, Todd Kelsey +1 more | 2002-10-22 |
| 4654806 | Method and apparatus for monitoring transformers | Thomas D. Poyser, Randall N. Avery, John W. Bankoske, John D. Borst, Clive W. Kimblin +6 more | 1987-03-31 |
| 4400783 | Event-logging system | Philip F. Locke, Jr. | 1983-08-23 |
| 4197582 | Auxiliary power supply and timer arrangement for time registering multifunctional electric energy meters | Paul M. Johnston, Clyde A. Booker, Jr. | 1980-04-08 |