Inventor
RITCH KARL J
US4 patents
Patents
4 patentsUS7437304B2Oct 14, 2008
System and method for project preparing a procurement and accounts payable system
IBM76 citations96
US8010395B2Aug 30, 2011
Program storage device for project preparing a procurement and accounts payable system
IBM11 citations82
US7933792B2Apr 26, 2011
System for project preparing a procurement and accounts payable system surface
IBM13 citations82
US7957995B2Jun 7, 2011
Method for project preparing a procurement and accounts payable system
IBM1 citations61