{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10546871","patent":{"patent_number":"US-10546871","title":"Semiconductor memory device and method of manufacturing the same","assignee":null,"inventors":[],"filing_date":"2016-09-12T00:00:00.000Z","publication_date":"2020-01-28T00:00:00.000Z","cpc_codes":["H01L"],"num_claims":12,"abstract":"A semiconductor memory device according to an embodiment comprises: a memory cell array region including a plurality of conductive layers that are electrically connected to a plurality of memory cells arranged in a first direction on a semiconductor substrate, the first direction intersecting a surface of the semiconductor substrate; a stepped part for contacting the plurality of conductive layers to a wiring line; a contact extending in the first direction and being connected to the conductive layer in the stepped part; and a plurality of columnar bodies extending in the first direction and penetrates the conductive layer in the stepped part and including a first columnar body having a first height and a second columnar body having a second height which is lower than the first height."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Semiconductor memory device and method of manufacturing the same","description":"A semiconductor memory device according to an embodiment comprises: a memory cell array region including a plurality of conductive layers that are electrically connected to a plurality of memory cells","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10546871","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-10546871","citation_suggestion":"Patentable. \"Semiconductor memory device and method of manufacturing the same\" (US-10546871). https://patentable.app/patents/US-10546871","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10546871","json":"https://patentable.app/api/llm-context/US-10546871","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T10:33:47.798Z"}