{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9659592","patent":{"patent_number":"US-9659592","title":"Perpendicular magnetic recording medium and method of manufacturing same","assignee":null,"inventors":[],"filing_date":"2012-05-01T00:00:00.000Z","publication_date":"2017-05-23T00:00:00.000Z","cpc_codes":["G11B","G11B","G11B","G11B"],"num_claims":5,"abstract":"A perpendicular magnetic recording medium exhibits reduced noise and improved performance in such measures as SN ratio, and can realize high magnetic recording densities. In the perpendicular magnetic recording medium, at least a first nonmagnetic intermediate layer, second nonmagnetic intermediate layer, and magnetic recording layer are stacked in order on a nonmagnetic substrate. The first nonmagnetic intermediate layer is formed from a CoCrRuW alloy, and the second nonmagnetic intermediate layer is formed from an Ru-base alloy."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Perpendicular magnetic recording medium and method of manufacturing same","description":"A perpendicular magnetic recording medium exhibits reduced noise and improved performance in such measures as SN ratio, and can realize high magnetic recording densities. In the perpendicular magnetic","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9659592","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-9659592","citation_suggestion":"Patentable. \"Perpendicular magnetic recording medium and method of manufacturing same\" (US-9659592). https://patentable.app/patents/US-9659592","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9659592","json":"https://patentable.app/api/llm-context/US-9659592","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T19:49:41.747Z"}