Sony Energy Devices Corporation handles the development, design and manufacturing of primary and rechargeable cell batteries that can be used for many applications like mobile phones, tablets, laptops, digital cameras, power tools, robotic cleaners, watches, calculators, energy storage for data servers and homes, etc. In 2016, Sony and Japanese company Murata Manufacturing reached an agreement to sell Sony's lithium-ion battery business. This transfer of business was completed on September 1, 2017. The new company has been named Tohoku Murata Manufacturing. The sales department for Sony-branded consumer battery products and some other operations are still in business under Sony Energy Devices Corporation.