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| 6823048 | Calling name information caching |
| 6816589 | Dynamic communications groups |
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| 6795530 | System and method for customized telephone greeting annoucements |
| 6792093 | System and method for telephone call recording and recorded call ... |
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| 6792086 | Voice network access provider system and method |
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| 6785366 | Apparatus for making outgoing call |
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| 6778643 | Interface and method of designing an interface |
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| 6771745 | Method and apparatus for telephone dialling using a network devic... |
| 6763092 | Method and apparatus for handling incoming calls |
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