Assignee
VMX INC
US·15 granted patents·2,071 citations·filing 1982–1996
Top patents by PatentIndex Score
15 records- 0198US5717742AElectronic mail system having integrated voice messagesVMX INC·Filed 1996·Granted Feb 10, 1998·373 cites·16 claims
- 0297US4602129AElectronic audio communications system with versatile message deliveryVMX INC·Filed 1982·Granted Jul 22, 1986·276 cites·12 claims
- 0397US4585906AElectronic audio communication system with user controlled message addressVMX INC·Filed 1982·Granted Apr 29, 1986·160 cites·37 claims
- 0496US4757525AElectronic audio communications system with voice command featuresVMX INC·Filed 1985·Granted Jul 12, 1988·289 cites·17 claims
- 0596US4652700AElectronic audio communications system with versatile user accessibilityVMX INC·Filed 1982·Granted Mar 24, 1987·167 cites·6 claims
- 0695US4640991AElectronic audio communications systems networkVMX INC·Filed 1982·Granted Feb 3, 1987·107 cites·16 claims
- 0795US4580012AElectronic audio communications system with automatic user access featuresVMX INC·Filed 1982·Granted Apr 1, 1986·138 cites·26 claims
- 0892US4761807AElectronic audio communications system with voice authentication featuresVMX INC·Filed 1985·Granted Aug 2, 1988·143 cites·9 claims
- 0989US4581486AElectronic audio communications system with user accessible message groupsVMX INC·Filed 1982·Granted Apr 8, 1986·70 cites·13 claims
- 1084US4580016AMethod and apparatus for checking the integrity of a communications channel in a voice store and forward systemVMX INC·Filed 1984·Granted Apr 1, 1986·43 cites·21 claims
- 1182US5517556ACall processing system with facsimile processingVMX INC·Filed 1992·Granted May 14, 1996·81 cites·14 claims
- 1281US5355406AIntegrated application controlled call processing and messaging systemVMX INC·Filed 1993·Granted Oct 11, 1994·104 cites·20 claims
- 1369US5319703AApparatus and method for identifying speech and call-progression signalsVMX INC·Filed 1992·Granted Jun 7, 1994·51 cites·13 claims
- 1464US5321745AAdaptive efficient single/dual tone decoder apparatus and method for identifying call-progression signalsVMX INC·Filed 1992·Granted Jun 14, 1994·52 cites·5 claims
- 1551US5325422APBX telephone call control systemVMX INC·Filed 1993·Granted Jun 28, 1994·17 cites·1 claims
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