{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9646989","patent":{"patent_number":"US-9646989","title":"Three-dimensional memory device","assignee":null,"inventors":[],"filing_date":"2016-02-24T00:00:00.000Z","publication_date":"2017-05-09T00:00:00.000Z","cpc_codes":["H01L"],"num_claims":15,"abstract":"According to one embodiment, the plurality of contact vias extend in the stacking direction in the insulating layer, and are in contact with the end parts of the electrode layers. The plurality of second columnar parts extend in the stacking direction in the second stacked part, and include a plurality of second semiconductor bodies being different in length in the stacking direction."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Three-dimensional memory device","description":"According to one embodiment, the plurality of contact vias extend in the stacking direction in the insulating layer, and are in contact with the end parts of the electrode layers. The plurality of sec","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9646989","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-9646989","citation_suggestion":"Patentable. \"Three-dimensional memory device\" (US-9646989). https://patentable.app/patents/US-9646989","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9646989","json":"https://patentable.app/api/llm-context/US-9646989","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T05:00:06.996Z"}