{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9721593","patent":{"patent_number":"US-9721593","title":"Near field transducer (NFT) including peg and disc of different materials","assignee":null,"inventors":[],"filing_date":"2016-05-27T00:00:00.000Z","publication_date":"2017-08-01T00:00:00.000Z","cpc_codes":["G11B","G11B","G11B","G11B"],"num_claims":20,"abstract":"Devices having air bearing surfaces (ABS), the devices include a near field transducer (NFT) that includes a disc configured to convert photons incident thereon into plasmons; and a peg configured to couple plasmons coupled from the disc into an adjacent magnetic storage medium, wherein the disc includes a disc material and the peg includes a peg material, wherein the disc material is different from the peg material and wherein the disc material has a first real part of the permittivity and a peg material has a second real part of the permittivity and the second real part of the permittivity is not greater than the first real part of the permittivity."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Near field transducer (NFT) including peg and disc of different materials","description":"Devices having air bearing surfaces (ABS), the devices include a near field transducer (NFT) that includes a disc configured to convert photons incident thereon into plasmons; and a peg configured to ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9721593","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-9721593","citation_suggestion":"Patentable. \"Near field transducer (NFT) including peg and disc of different materials\" (US-9721593). https://patentable.app/patents/US-9721593","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9721593","json":"https://patentable.app/api/llm-context/US-9721593","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:35:44.027Z"}