Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7463985 | Electric power quality indicator device and method | — | 2008-12-09 |
| 7054769 | Statistical method and apparatus for monitoring parameters in an electric power distribution system | — | 2006-05-30 |
| 7050913 | Method and apparatus for monitoring power quality in an electric power distribution system | — | 2006-05-23 |
| 6977908 | Method and apparatus for discovering computer systems in a distributed multi-system cluster | Marcelo de Azevedo, Sachin U. Naik, Peter H. Lipman | 2005-12-20 |
| 6975951 | Meter apparatus and method for phase angle compensation employing linear interpolation of digital signals | Praveen Sutrave | 2005-12-13 |
| 6919505 | Electronic apparatus and enclosure employing substantially co-planar portions with mating crenellations | — | 2005-07-19 |
| 6906655 | Plural channel analog-to-digital converter, method and meter employing an input channel with a predetermined direct current bias | — | 2005-06-14 |
| 5890097 | Apparatus for waveform disturbance monitoring for an electric power system | — | 1999-03-30 |
| 5754440 | Apparatus for harmonic analysis of waveforms in an AC electrical system | Robert T. Elms | 1998-05-19 |
| 5706204 | Apparatus for triggering alarms and waveform capture in an electric power system | Robert T. Elms, Sally A. Putt | 1998-01-06 |
| 5661658 | Electrical system monitoring apparatus with programmable custom display | Sally A. Putt | 1997-08-26 |
| 4922195 | Extraneous frequency detector | — | 1990-05-01 |
| 4684097 | Mobile home stanchions | — | 1987-08-04 |