{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8531881","patent":{"patent_number":"US-8531881","title":"Memory cells, memory cell arrays, methods of using and methods of making","assignee":null,"inventors":[],"filing_date":"2012-05-02T00:00:00.000Z","publication_date":"2013-09-10T00:00:00.000Z","cpc_codes":["G11C","G11C","G11C","G11C","G11C","G11C","G11C","G11C","G11C","G11C","G11C","G11C","G11C","G11C","G11C","G11C"],"num_claims":20,"abstract":"In at least one embodiment, a memory cell includes a substrate having a top surface and a first conductivity type; a first region having a second conductivity type being different from the first conductivity type, the first region being formed in the substrate and exposed at the top surface; a second region having the second conductivity type formed in the substrate, spaced apart from the first region and exposed at the top surface; a buried layer in the substrate below the first and second regions, spaced apart from the first and second regions and having the second conductivity type; a body region formed between the first and second regions and the buried layer; a gate positioned between the first and second regions and above the top surface; and a nonvolatile memory configured to store data upon transfer from the body region."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Memory cells, memory cell arrays, methods of using and methods of making","description":"In at least one embodiment, a memory cell includes a substrate having a top surface and a first conductivity type; a first region having a second conductivity type being different from the first condu","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8531881","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-8531881","citation_suggestion":"Patentable. \"Memory cells, memory cell arrays, methods of using and methods of making\" (US-8531881). https://patentable.app/patents/US-8531881","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8531881","json":"https://patentable.app/api/llm-context/US-8531881","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T21:00:12.434Z"}