Martin Hellmann

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Heidelberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Invoicing methods and systems for processing convergent contract ac...
- Patent number 7,725,371
- Issue date May 25, 2010
- SAP AG
- Frank Wernze
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Invoicing methods and systems for processing convergent contract ac...
- Publication number 20080243654
- Publication date Oct 2, 2008
- Frank Wernze
- G06 - COMPUTING CALCULATING COUNTING