Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5095503 | Cellular telephone controller with synthesized voice feedback for directory number confirmation and call status | — | 1992-03-10 |
| 5018188 | Microphone-controller with multifunction, single conductor | Daniel S. Rokusek | 1991-05-21 |
| 4860341 | Radiotelephone credit card call approval synchronization | Robert F. D'Avello, Francis P. Tobolski, Jr. | 1989-08-22 |
| 4654655 | Multi-user serial data bus | — | 1987-03-31 |