Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D739372 | Captioning communication device | Jerry Lee Ferriell, James Joseph Hartmann | 2015-09-22 |
| D725623 | Captioning communication device | James Joseph Hartmann | 2015-03-31 |
| D395306 | Telephone stand | Jochen Backs, Stephen E. Bennett, Mark Biasotti, Mark B. Larew, John Matthew Law +3 more | 1998-06-16 |
| D393858 | Telephone set | Jochen Backs, Stephen E. Bennett, Mark Biasotti, Reed S. Brown, Mark B. Larew +4 more | 1998-04-28 |
| D386496 | Telephone stand | Jochen Backs, Stephen E. Bennett, Mark Biasotti, Mark B. Larew, John Matthew Law +3 more | 1997-11-18 |
| D384658 | Telephone set | Jochen Backs, Stephen E. Bennett, Mark Biasotti, Reed S. Brown, Mark B. Larew +4 more | 1997-10-07 |
| D384664 | Telephone stand | Jochen Backs, Stephen E. Bennett, Mark Biasotti, Mark B. Larew, John Matthew Law +3 more | 1997-10-07 |