{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8477454","patent":{"patent_number":"US-8477454","title":"Recording head for heat assisted magnetic recording with diffusion barrier surrounding a near field transducer","assignee":null,"inventors":[],"filing_date":"2012-11-15T00:00:00.000Z","publication_date":"2013-07-02T00:00:00.000Z","cpc_codes":["G11B","G11B","G11B","G11B","G11B","G11B"],"num_claims":20,"abstract":"An apparatus includes a near field transducer positioned adjacent to an air bearing surface, a first magnetic pole, a heat sink positioned between the first magnetic pole and the near field transducer, and a diffusion barrier positioned between the near field transducer and the first magnetic pole. The diffusion barrier can be positioned adjacent to the magnetic pole or the near field transducer."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Recording head for heat assisted magnetic recording with diffusion barrier surrounding a near field transducer","description":"An apparatus includes a near field transducer positioned adjacent to an air bearing surface, a first magnetic pole, a heat sink positioned between the first magnetic pole and the near field transducer","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8477454","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-8477454","citation_suggestion":"Patentable. \"Recording head for heat assisted magnetic recording with diffusion barrier surrounding a near field transducer\" (US-8477454). https://patentable.app/patents/US-8477454","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8477454","json":"https://patentable.app/api/llm-context/US-8477454","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T20:34:07.950Z"}