Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5903624 | Data terminal for telephone circuits | Lanny E. Boswell, Myron C. Butler | 1999-05-11 |
| 5377259 | Data terminal having program language support library, and related method | Myron C. Butler | 1994-12-27 |
| 4922516 | Telephone technician's terminals with auto-selection of dial pulse on DTMF signalling | Myron C. Butler | 1990-05-01 |
| 4837811 | Telephone technician's terminals | Myron C. Butler | 1989-06-06 |