{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9640445","patent":{"patent_number":"US-9640445","title":"Methods of fabricating switched-capacitor DC-to-DC converters","assignee":null,"inventors":[],"filing_date":"2016-04-15T00:00:00.000Z","publication_date":"2017-05-02T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H02M"],"num_claims":18,"abstract":"A method of fabricating a switched-capacitor converter includes providing a semiconductor layer having a top surface and a bottom surface, forming switching elements on the top surface of the semiconductor layer, forming a first insulation layer and first interconnection patterns on the switching elements, forming a second insulation layer over the first insulation layer and the first interconnection patterns, forming a second interconnection pattern over the second insulation layer, forming a third insulation layer over the second insulation layer and the second interconnection pattern, forming third interconnection patterns and a lower interconnection pattern over the bottom surface of the semiconductor layer, forming a capacitor over the lower interconnection pattern, forming a fourth insulation layer over the bottom surface of the semiconductor layer to expose an upper electrode pattern of the capacitor, forming a fifth insulation layer covering the capacitor, and forming pads in the fifth insulation layer."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Methods of fabricating switched-capacitor DC-to-DC converters","description":"A method of fabricating a switched-capacitor converter includes providing a semiconductor layer having a top surface and a bottom surface, forming switching elements on the top surface of the semicond","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9640445","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-9640445","citation_suggestion":"Patentable. \"Methods of fabricating switched-capacitor DC-to-DC converters\" (US-9640445). https://patentable.app/patents/US-9640445","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9640445","json":"https://patentable.app/api/llm-context/US-9640445","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:40:08.654Z"}