GS Yuasa had 187 patents in batteries during Q4 2023. GS Yuasa Corp filed patents related to lead-acid batteries, nonaqueous electrolyte energy storage devices, electrodes for energy storage devices, abnormality detection methods for assembled batteries, and transport structures for lead-acid batteries. These patents focus on improving the performance, safety, and packaging of energy storage devices. GlobalData’s report on GS Yuasa gives a 360-degreee view of the company including its patenting strategy. Buy the report here.
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GS Yuasa grant share with batteries as a theme is 45% in Q4 2023. Grant share is based on the ratio of number of grants to total number of patents.
Recent Patents
Application: Lead-acid battery (Patent ID: US20230420645A1)
The patent filed by GS Yuasa Corp. pertains to a lead-acid battery design that incorporates a nonionic surfactant in the negative electrode material. The surfactant includes hydrophobic and hydrophilic groups, with a long-chain aliphatic hydrocarbon group containing 8 or more carbon atoms. The content of the surfactant in the negative electrode material is specified to be 8 ppm or more on a mass basis. The inclusion of this surfactant aims to enhance the performance and efficiency of the lead-acid battery.
The patent claims outline specific details regarding the composition and characteristics of the nonionic surfactant used in the lead-acid battery, such as the required HLB value, the presence of a polyoxyethylene chain in the hydrophilic group, and the maximum number of carbon atoms in the long-chain aliphatic hydrocarbon group. Additionally, the claims specify the acceptable range for the content of the surfactant in the negative electrode material, ensuring optimal functionality without exceeding certain limits. Overall, the patent highlights a novel approach to improving lead-acid battery technology through the strategic incorporation of a specific type of nonionic surfactant in the negative electrode material.
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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.
