Dafina Ivanova Toncheva

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Redmond, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for recovering password protected private data vi...
- Patent number 7,379,551
- Issue date May 27, 2008
- Microsoft Corporation
- Kok Wai Chan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method and system for recovering password protected private data vi...
- Publication number 20050223216
- Publication date Oct 6, 2005
- Microsoft Corporation
- Kok Wai Chan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE