Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7190945 | Security alarm operation in telephone device | — | 2007-03-13 |
| 6353305 | Battery charger where the charge current rate is set by a switch modulated with a variable duty cycle | Joseph M. Cannon | 2002-03-05 |