Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5399963 | Method and apparatus for calibration of an electricity meter | Beat Manser | 1995-03-21 |
| 4794509 | Converter module having cooling elements and a ripple control transmitter apparatus utilizing the same | — | 1988-12-27 |