Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4358823 | Double redundant processor | James R. Baichtal | 1982-11-09 |
| 4288870 | Integrated telephone transmission and switching system | James R. Baichtal, Bradley A. Helliwell, Alexander C. Ling, Craig P. Schaffter | 1981-09-08 |
| 4232386 | Subscriber switch controller for controlling connections between a plurality of telephone subscriber lines and a pair of multitime-slot digital data buses | James R. Baichtal, Alexander C. Ling | 1980-11-04 |