Inventor
BIWER MICHAEL
DE4 patents
Patents
4 patentsUS7788595B2Aug 31, 2010
Method and system for switching among management system applications
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US7660742B2Feb 9, 2010
Method of and system for processing purchase orders
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US8027886B2Sep 27, 2011
Program product for purchase order processing
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US7983962B2Jul 19, 2011
Method and system for purchase order data entry
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