Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673196 | Vector electricity meters and associated vector electricity metering methods | Mark E. Hoffman, Roland J. Provost, Thomas Maehl, Gregory P. Lavoie, Mark J. Plis +8 more | 1997-09-30 |
| 5668705 | Wide range single-phase/polyphase switching power supply | Richard A. Balch, Raymond B. Ridley, Warren R. Germer | 1997-09-16 |