Assignee
FREEMAN MICHAEL J
11 granted patents·2,576 citations·filing 1974–1992
Top patents by PatentIndex Score
11 records- 0198US4591248ADynamic audience responsive movie systemFREEMAN MICHAEL J·Filed 1983·Granted May 27, 1986·156 cites·80 claims
- 0298US4507680AOne way interactive multisubscriber communication systemFREEMAN MICHAEL J·Filed 1982·Granted Mar 26, 1985·216 cites·33 claims
- 0398US4320256AVerbally interactive telephone interrogation system with selectible variable decision treeFREEMAN MICHAEL J·Filed 1979·Granted Mar 16, 1982·286 cites·13 claims
- 0498US4264924ADedicated channel interactive cable television systemFREEMAN MICHAEL J·Filed 1979·Granted Apr 28, 1981·617 cites·14 claims
- 0598US4264925AInteractive cable television systemFREEMAN MICHAEL J·Filed 1979·Granted Apr 28, 1981·583 cites·40 claims
- 0698US4078316AReal time conversational toyFREEMAN MICHAEL J·Filed 1976·Granted Mar 14, 1978·178 cites·10 claims
- 0798US3947972AReal time conversational student response teaching apparatusFREEMAN MICHAEL J·Filed 1974·Granted Apr 6, 1976·191 cites·8 claims
- 0896US4117605AReal time conversational toy having secure playback responseFREEMAN MICHAEL J·Filed 1976·Granted Oct 3, 1978·143 cites·24 claims
- 0986US5340317AReal-time interactive conversational apparatusFREEMAN MICHAEL J·Filed 1992·Granted Aug 23, 1994·105 cites·18 claims
- 1086US4594476ABroadcast interactive telephone systemFREEMAN MICHAEL J·Filed 1984·Granted Jun 10, 1986·53 cites·31 claims
- 1172US5213510AReal-time interactive conversational toyFREEMAN MICHAEL J·Filed 1991·Granted May 25, 1993·48 cites·8 claims
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