Assignee
GOLDMARK COMMUNICATIONS CORP
4 granted patents·210 citations·filing 1972–1975
Top patents by PatentIndex Score
4 records- 0191US3955466APerformance learning systemGOLDMARK COMMUNICATIONS CORP·Filed 1974·Granted May 11, 1976·70 cites·18 claims
- 0290US4009331AStill picture program video recording composing and playback method and systemGOLDMARK COMMUNICATIONS CORP·Filed 1975·Granted Feb 22, 1977·109 cites·39 claims
- 0381US3938189ASystem for recording and playing back individual frames of video and related audio signalsGOLDMARK COMMUNICATIONS CORP·Filed 1972·Granted Feb 10, 1976·26 cites·26 claims
- 0438US4045819AVideo recorder and playback apparatusGOLDMARK COMMUNICATIONS CORP·Filed 1975·Granted Aug 30, 1977·5 cites·11 claims
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