He initiated the development of The combination and application platform that became the NetWeaver platform.[one] Netweaver's style would wrap SAP programs within an architecture that permitted integration in an enterprise and online with other businesses. The System leverages SAP portal concepts and application architecture ideas from Common Motors and CommerceOne. https://www.ecom-group.com/training-events/case-study-apply-the-sap-enterprise-architecture-framework-along-an-architecture-development-cycle-iea10/