{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8497551","patent":{"patent_number":"US-8497551","title":"Self-aligned contact for trench MOSFET","assignee":null,"inventors":[],"filing_date":"2010-06-02T00:00:00.000Z","publication_date":"2013-07-30T00:00:00.000Z","cpc_codes":["H01L"],"num_claims":20,"abstract":"The process methods and structures mentioned above for creating a trench MOSFET enables self-aligned contacts to be formed to allow decreasing pitch size for trench MOSFET. The self-aligned contacts are formed by etching exposed silicon areas without using lithographical mask and alignment. As a result, the allowance for alignment can be saved and the pitch size can be decreased."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Self-aligned contact for trench MOSFET","description":"The process methods and structures mentioned above for creating a trench MOSFET enables self-aligned contacts to be formed to allow decreasing pitch size for trench MOSFET. The self-aligned contacts a","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8497551","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-8497551","citation_suggestion":"Patentable. \"Self-aligned contact for trench MOSFET\" (US-8497551). https://patentable.app/patents/US-8497551","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8497551","json":"https://patentable.app/api/llm-context/US-8497551","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T18:25:05.401Z"}