Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5495525 | Non-volatile automatic telephone number dialer circuit | David O. Hanon | 1996-02-27 |
| 5185789 | Universal telephone handset interface | David O. Hanon | 1993-02-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5495525 | Non-volatile automatic telephone number dialer circuit | David O. Hanon | 1996-02-27 |
| 5185789 | Universal telephone handset interface | David O. Hanon | 1993-02-09 |