Subaru had 37 patents in batteries during Q4 2023. Subaru Corp’s Q4 2023 patents include a power storage apparatus with a circulatory flow path for coolant, a vehicle with a charging controller based on electric device temperature, a battery unit mounting structure with reinforcing plates, a charging management apparatus for electric vehicles, and a contactless charger with a vehicle-mounted shutter for heat transfer. GlobalData’s report on Subaru gives a 360-degreee view of the company including its patenting strategy. Buy the report here.
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Subaru grant share with batteries as a theme is 51% in Q4 2023. Grant share is based on the ratio of number of grants to total number of patents.
Recent Patents
Application: Storage apparatus (Patent ID: US20230420767A1)
The power storage apparatus described in the patent filed by Subaru Corp includes a first storage battery, a first flow path for coolant circulation, a connector to link the storage battery to an external electric power device, a pump to control coolant flow rate and direction, and a controller to manage pump operation. The controller is designed to switch the coolant flow direction multiple times after the first and second flow paths are connected, allowing for efficient cooling of the storage battery.
Additionally, the patent claims detail the specific configurations and operations of the power storage apparatus, including setting different flow rates for the coolant in different periods, determining pump operation patterns based on temperature differences, and the use of the apparatus in vehicles with multiple storage batteries. The apparatus is designed to optimize cooling efficiency and overall performance, showcasing Subaru Corp's innovative approach to power storage technology.
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GlobalData, the leading provider of industry intelligence, provided the underlying data, research, and analysis used to produce this article.
GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.
