Issued Patents 2011
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8081337 | Facsimile telecommunications system and method | David S. Trandal, Leland W. Kirchhoff, Robert A. Dolan, David F. Hofstatter | 2011-12-20 |
| 8064588 | Systems and methods for call screening | David S. Trandal, Robert F. Smith | 2011-11-22 |
| 7962485 | Methods and systems for inventory management | David S. Trandal | 2011-06-14 |
| 7907933 | Call routing apparatus | David S. Trandal | 2011-03-15 |
| 7899823 | Methods and systems for inventory management | David S. Trandal | 2011-03-01 |
| 7869076 | Facsimile telecommunications system and method | David S. Trandal, Leland W. Kirchhoff, Robert A. Dolan, David F. Hofstatter | 2011-01-11 |