Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8724482 | POTS extender for voice fallback in a subscriber line | Jeffrey Wissing, Cecil Mathews, Drasko Milasin | 2014-05-13 |
| 8233472 | POTS extender for voice fallback in a subscriber line | Jeffrey Wissing, Cecil Mathews, Drasko Milasin | 2012-07-31 |
| 7254110 | Pots extender for voice fallback in a subscriber line | Jeffrey Wissing, Cecil Mathews | 2007-08-07 |
| 6175565 | Serial telephone adapter | Peter McKinnon | 2001-01-16 |