{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8502384","patent":{"patent_number":"US-8502384","title":"Semiconductor device and manufacturing method thereof","assignee":null,"inventors":[],"filing_date":"2009-10-30T00:00:00.000Z","publication_date":"2013-08-06T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L"],"num_claims":14,"abstract":"To provide a semiconductor device comprising a first layer that is provided on a semiconductor substrate and includes a first wiring pattern planarized by CMP and a plurality of first dummy patterns made of a same material as the first wiring pattern and a second layer that is provided above the semiconductor substrate and includes a second wiring pattern planarized by CMP and a plurality of second dummy patterns made of a same material as the second wiring pattern. A central axis of each of the second dummy patterns coincides with that of a corresponding one of the first dummy patterns in a direction perpendicular to the semiconductor substrate."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Semiconductor device and manufacturing method thereof","description":"To provide a semiconductor device comprising a first layer that is provided on a semiconductor substrate and includes a first wiring pattern planarized by CMP and a plurality of first dummy patterns m","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8502384","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-8502384","citation_suggestion":"Patentable. \"Semiconductor device and manufacturing method thereof\" (US-8502384). https://patentable.app/patents/US-8502384","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8502384","json":"https://patentable.app/api/llm-context/US-8502384","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T15:08:58.735Z"}