{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11967557","patent":{"patent_number":"US-11967557","title":"Semiconductor device and manufacturing method thereof","assignee":null,"inventors":[],"filing_date":"2022-03-03T00:00:00.000Z","publication_date":"2024-04-23T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L"],"num_claims":17,"abstract":"A semiconductor device includes a substrate. A gate insulating film is formed on the surface of the substrate. A first gate electrode layer is formed on the gate insulating film. A second gate electrode layer is formed on the first gate electrode layer and electrically connected to the first gate electrode layer. A first contact extends through the second gate electrode layer to reach the first gate electrode layer. First and second impurity layers are formed on opposite sides of the first and second gate electrode layers."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Semiconductor device and manufacturing method thereof","description":"A semiconductor device includes a substrate. A gate insulating film is formed on the surface of the substrate. A first gate electrode layer is formed on the gate insulating film. A second gate electro","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11967557","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-11967557","citation_suggestion":"Patentable. \"Semiconductor device and manufacturing method thereof\" (US-11967557). https://patentable.app/patents/US-11967557","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11967557","json":"https://patentable.app/api/llm-context/US-11967557","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T09:23:58.875Z"}