Modems
| ACEEX Corproration | |
| Best Data Products, Inc | |
| Boca Research, Inc. | |
| Hayes Microcomputer Products, Inc. | |
| Hybrid Networks, Inc. | |
| Inpro Development Corp. | |
| Intertex | |
| Maestro Digital Communications | |
| Motorola Modems | |
| Multi-Tech Systems, Inc. | |
| PCtel | |
| PPCP | |
| Sysgration | |
| U.S. Robotics, Inc. | |
| VidaSystems Inc | |
| Zoltrix | |
| Zoom Telephonics, Inc. | |
| ZyXel | |