Energy Conversion Devices, Inc. engages in the design, manufacture, and sale of photovoltaic (PV) products. The company operates in two segments, United Solar Ovonic and Ovonic Materials. The United Solar Ovonic segment provides PV laminates that generate clean and renewable energy by converting sunlight into electricity. It also involves in the design, development, and installation of rooftop and BIPV systems and applications. Its products are used in rooftop and building integrated applications. This segment offers its products to commercial roofing materials manufacturers, builders and building contractors, and solar power installers/integrators. The Ovonic Materials segment invents, designs, develops, and licenses materials and products based on the companys materials science technology. This segment also commercializes the NiMH materials and consumer battery technology. The company operates in the United States, Germany, France, Italy, South Korea, Japan, Hong Kong, and China. Energy Conversion Devices, Inc. was founded in 1960 and is headquartered in Rochester Hills, Michigan.