{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-12009389","patent":{"patent_number":"US-12009389","title":"Edge termination for power semiconductor devices and related fabrication methods","assignee":null,"inventors":[],"filing_date":"2021-11-30T00:00:00.000Z","publication_date":"2024-06-11T00:00:00.000Z","cpc_codes":["H01L"],"num_claims":32,"abstract":"A power semiconductor device includes semiconductor layer structure comprising a semiconductor drift region of a first conductivity type and an edge termination region comprising a plurality of guard rings of a second conductivity type. The guard rings extend into a surface of the semiconductor drift region. The guard rings respectively comprise a first portion adjacent the surface and a second portion spaced from the surface, where the first portion is wider than the second portion. Related devices and fabrication methods are also discussed."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Edge termination for power semiconductor devices and related fabrication methods","description":"A power semiconductor device includes semiconductor layer structure comprising a semiconductor drift region of a first conductivity type and an edge termination region comprising a plurality of guard ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-12009389","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-12009389","citation_suggestion":"Patentable. \"Edge termination for power semiconductor devices and related fabrication methods\" (US-12009389). https://patentable.app/patents/US-12009389","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-12009389","json":"https://patentable.app/api/llm-context/US-12009389","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T09:35:35.001Z"}