Datapoint Corporation
26Patents
0Active
26Granted
38Portfolio score
Filing activity: Jun 29, 1979 → Oct 4, 1996
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5014267A | Video conferencing network | Electricity | 353 | Expired |
| US4710917A | Video conferencing network | Electricity | 235 | Expired |
| US4847829A | Video conferencing network | Electricity | 216 | Expired |
| US4941089A | Input/output network for computer system | Physics | 200 | Expired |
| US4785394A | Fair arbitration technique for a split transaction bus in a multiprocessor computer system | Physics | 184 | Expired |
| US4686698A | Workstation for interfacing with a video conferencing network | Electricity | 177 | Expired |
| US5008879A | LAN with interoperative multiple operational capabilities | Electricity | 148 | Expired |
| US4783730A | Input/output control technique utilizing multilevel memory structure for processor and I/O communication | Physics | 142 | Expired |
| US5077732A | LAN with dynamically selectable multiple operational capabilities | Electricity | 131 | Expired |
| US4442502A | Digital information switching system | Physics | 88 | Expired |
| US4716585A | Gain switched audio conferencing network | Electricity | 86 | Expired |
| US4330870A | Optical data link | Electricity | 61 | Expired |
| US5034967A | Metastable-free digital synchronizer with low phase error | Electricity | 54 | Expired |
| US5048014A | Dynamic network reconfiguration technique for directed-token expanded-address LAN | Electricity | 52 | Expired |
| US5001472A | Uneven token distribution technique for token based local area network | Electricity | 46 | Expired |
| US5050189A | Multibit amplitude and phase modulation transceiver for LAN | Electricity | 45 | Expired |
| US4399476A | Suspension assembly for magnetic head | Physics | 41 | Expired |
| US4433881A | Connecting mechanism for word processor - controlled printer output module cabinets | Electricity | 41 | Expired |
| US4437660A | Word processor--controlled printer output scanner mechanism | Performing Operations; Transporting | 27 | Expired |
| US4470356A | Word processor-controlled printer output bin lock box | Performing Operations; Transporting | 16 | Expired |
| US4574227A | Dual mode servo | Physics | 16 | Expired |
| US5555277A | Technique for cancelling common mode switching noise to achieve reduced error rates in a local area network | Electricity | 15 | Expired |
| US5903302A | Automated video call distribution | Electricity | 13 | Expired |
| US4433298A | Calibrated apparent surface voltage measurement apparatus and method | Physics | 13 | Expired |
| US4276573A | Pulse shaping network for disc read circuitry | Physics | 8 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.