Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6654217 | Quick responding instantaneous trip system | Henry J. Zylstra, David Joseph Dunne | 2003-11-25 |
| 6218844 | Method and apparatus for testing an arcing fault circuit interrupter | Kon B. Wong | 2001-04-17 |
| 5839092 | Arcing fault detection system using fluctuations in current peaks and waveforms | Robert Erger, Kon B. Wong | 1998-11-17 |