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Assignee: VMX, Inc.


Location: Richardson, TX
No. of patents: 5

NumberTitleIssue Date
4602129Electronic audio communications system with versatile message delivery
An advanced electronic telecommunications system is provided for the deposit, storage and delivery of audio messages to both users and non-users with limited access provided to the non-user under the control of the user. A Voice Message System (10) interc...
07/22/1986
4585906Electronic audio communication system with user controlled message address
An advanced electronic telecommunications system is provided for the deposit, storage and delivery of audio messages to both user and non-users with limited access provided to the non-user under the control of the user. A Voice Message System (10) interco...
04/29/1986
4581486Electronic audio communications system with user accessible message groups
An advanced electronic telecommunications system is provided for the deposit, storage and delivery of audio messages to both user and non-users with limited access provided to the non-user under the control of the user. A Voice Message System (10) interco...
04/08/1986
4580016Method and apparatus for checking the integrity of a communications channel in a voice store and forward system
Method and apparatus for determining the integrity of a communications channel includes a first communications system connected to a communications channel with a receiving communications system attached to the other end of the chennel. The first communic...
04/01/1986
4580012Electronic audio communications system with automatic user access features
An advanced electronic telecommunications system is provided for the deposit, storage and delivery of audio messages to both subscribers and non-subscribers with limited access provided to the non-subscriber under the control of the subscriber. A Voice Me...
04/01/1986
 
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