Ulrich Kohl

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Mountain View, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
System and method to securely store information in a recoverable ma...
- Patent number 6,920,563
- Issue date Jul 19, 2005
- International Business Machines Corporation
- Ulrich Kohl
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Architecture for web-based on-line-off-line digital certificate aut...
- Patent number 6,430,688
- Issue date Aug 6, 2002
- International Business Machines Corporation
- Ulrich W. Kohl
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
System and method to securely store information in a recoverable ma...
- Publication number 20020091930
- Publication date Jul 11, 2002
- International Business Machines Corporation
- Ulrich Kohl
- H04 - ELECTRIC COMMUNICATION TECHNIQUE