Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D449598 | Automatic answering machine pick-up device | Eric K. Maxon, Michael T. Wise | 2001-10-23 |
| 6285759 | Automatic answering pick-up device | Eric K. Maxon, Michael T. Wise | 2001-09-04 |
| 6081596 | Automatic answering pick-up device | Eric K. Maxon, Michael T. Wise | 2000-06-27 |
| 5930354 | Automatic answering pick-up device | Eric K. Maxon, Michael T. Wise | 1999-07-27 |