{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8507805","patent":{"patent_number":"US-8507805","title":"Wiring board for semiconductor devices, semiconductor device, electronic device, and motherboard","assignee":null,"inventors":[],"filing_date":"2009-01-30T00:00:00.000Z","publication_date":"2013-08-13T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L"],"num_claims":18,"abstract":"In a wiring board according to the present invention, a substrate, a solder resist provided on the substrate, a land, a wiring line, and a connection portion connecting the wiring line and the land, the connection portion is provided with a recess as a non-flat portion, and is formed to comprise a width greater than a width of the wiring line and smaller than a width (diameter) of the land, the width of the connection portion being gradually increased from the wiring line toward the land."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Wiring board for semiconductor devices, semiconductor device, electronic device, and motherboard","description":"In a wiring board according to the present invention, a substrate, a solder resist provided on the substrate, a land, a wiring line, and a connection portion connecting the wiring line and the land, t","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8507805","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-8507805","citation_suggestion":"Patentable. \"Wiring board for semiconductor devices, semiconductor device, electronic device, and motherboard\" (US-8507805). https://patentable.app/patents/US-8507805","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8507805","json":"https://patentable.app/api/llm-context/US-8507805","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T10:31:41.561Z"}