{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11476326","patent":{"patent_number":"US-11476326","title":"Semiconductor device and method of manufacturing semiconductor device","assignee":null,"inventors":[],"filing_date":"2019-01-21T00:00:00.000Z","publication_date":"2022-10-18T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L"],"num_claims":12,"abstract":"A semiconductor device includes a semiconductor base body, and a first main electrode and a second main electrode provided on the semiconductor base body. The semiconductor base body includes a drift region of a first conductivity type through which a main current flows, a column region of a second conductivity type arranged adjacent to the drift region in parallel to a current passage of the main current, a second electrode-connection region of the first conductivity type electrically connected to the second main electrode, and a low-density electric-field relaxation region of the first conductivity type having a lower impurity concentration than the drift region and arranged between the second electrode-connection region and the column region."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Semiconductor device and method of manufacturing semiconductor device","description":"A semiconductor device includes a semiconductor base body, and a first main electrode and a second main electrode provided on the semiconductor base body. The semiconductor base body includes a drift ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11476326","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-11476326","citation_suggestion":"Patentable. \"Semiconductor device and method of manufacturing semiconductor device\" (US-11476326). https://patentable.app/patents/US-11476326","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11476326","json":"https://patentable.app/api/llm-context/US-11476326","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T18:25:02.391Z"}