Ensurge Micropower ASA (Ensurge), is a developer of energy storage solutions for wearable devices and connected sensors. It develops thin-film, solid-state lithium micro-batteries designed for next-generation electronic devices. Ensurge serves industries such as medical devices, hearables, wearables, industrial systems, and defense.

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Ensurge has focused its R&D initiatives on the commercialization, research, development, and production of technology and products related to solid-state lithium batteries. The company has reported significant progress on technological milestones, particularly in developing the first prototype solid-state lithium microbatteries with capacities ranging from 1.2–6.5 mAh. This progress led to the capitalization of USD 8,849 thousand in 2025. The company has transitioned from the development phase to a phase focused on execution, refinement, and operational optimization. Ensurge Micropower ASA's R&D efforts are supported by a robust intellectual property strategy, with close to 100 international patents and additional patent applications pending, covering innovations in device architecture, materials, manufacturing processes, and packaging. The R&D activities of Ensurge are managed by its subsidiary Ensurge Micropower Inc. which conducts research & development, manufacturing, and marketing services unit in the US. This unit is responsible for the development and maintenance of intellectual property, including patents, trade secrets, and proprietary know-how, which are critical to the company's business strategy. As of December 2025, Ensurge holds over 100 international patents and has 18 additional patent applications pending. The company is working on solid-state lithium micro-batteries and has filed multiple patent applications addressing engineering and manufacturing challenges in the micro-battery industry. In FY2025, the company incurred an expense of US$5.5 million on its R&D activities.