Siemens is a leader in innovation with significant R&D investments, totaling €3.925 billion in fiscal 2011, and emphasizes sustainable technology solutions within its environmental portfolio that generated €29.9 billion in revenue. The company focuses on key sectors like energy, healthcare, and infrastructure, leveraging strategic technologies to address global megatrends such as urbanization and climate change. Siemens adopts an open innovation approach, collaborating with various partners while prioritizing patent strategies to maintain its competitive edge.