{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8513676","patent":{"patent_number":"US-8513676","title":"Semiconductor device and method for manufacturing same","assignee":null,"inventors":[],"filing_date":"2010-12-17T00:00:00.000Z","publication_date":"2013-08-20T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L","H01L"],"num_claims":20,"abstract":"A semiconductor device includes: a substrate made of silicon carbide and having a main surface having an off angle of not less than −3° and not more than +5° relative to a (0-33-8) plane in a <01-10> direction; a p type layer made of silicon carbide and formed on the main surface of the substrate by means of epitaxial growth; and an oxide film formed in contact with a surface of the p type layer. A maximum value of nitrogen atom concentration is 1×1021 cm−3 or greater in a region within 10 nm from an interface between the p type layer and the oxide film."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Semiconductor device and method for manufacturing same","description":"A semiconductor device includes: a substrate made of silicon carbide and having a main surface having an off angle of not less than −3° and not more than +5° relative to a (0-33-8) plane in a <01-10> ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8513676","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-8513676","citation_suggestion":"Patentable. \"Semiconductor device and method for manufacturing same\" (US-8513676). https://patentable.app/patents/US-8513676","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8513676","json":"https://patentable.app/api/llm-context/US-8513676","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T15:06:58.352Z"}