{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9742041","patent":{"patent_number":"US-9742041","title":"Lithium ion secondary battery system","assignee":null,"inventors":[],"filing_date":"2014-09-29T00:00:00.000Z","publication_date":"2017-08-22T00:00:00.000Z","cpc_codes":["H02J"],"num_claims":11,"abstract":"An object of the present invention is to provide a battery system improved in output characteristics and/or storage characteristic while taking advantage of high energy density of a lithium ion secondary battery comprising a positive electrode containing a positive electrode active material having an operating potential of 4.5 V or more relative to a lithium metal. The present invention relates to a battery system having a first battery consisting of a 5 V-level battery(s), a second battery consisting of a 4 V-level battery(s), and a control system."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Lithium ion secondary battery system","description":"An object of the present invention is to provide a battery system improved in output characteristics and/or storage characteristic while taking advantage of high energy density of a lithium ion second","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9742041","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-9742041","citation_suggestion":"Patentable. \"Lithium ion secondary battery system\" (US-9742041). https://patentable.app/patents/US-9742041","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9742041","json":"https://patentable.app/api/llm-context/US-9742041","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:52:31.330Z"}