Dan A. Knudson

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Zurich, CH

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Patents Grantslast 30 patents

Information Patent Grant
Voicemail screening and call retrieval
- Patent number 9,313,333
- Issue date Apr 12, 2016
- Microsoft Technology Licensing, LLC
- Paul D. Tidwell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Voicemail screening and call retrieval
- Patent number 8,565,219
- Issue date Oct 22, 2013
- Microsoft Corporation
- Paul D. Tidwell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
VOICEMAIL SCREENING AND CALL RETRIEVAL
- Publication number 20140044244
- Publication date Feb 13, 2014
- Microsoft Corporation
- Paul D. Tidwell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Voicemail screening and call retrieval
- Publication number 20070274466
- Publication date Nov 29, 2007
- Microsoft Corporation
- Paul D. Tidwell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE