{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9837108","patent":{"patent_number":"US-9837108","title":"Magnetic sensor and a method and device for mapping the magnetic field or magnetic field sensitivity of a recording head","assignee":null,"inventors":[],"filing_date":"2012-05-10T00:00:00.000Z","publication_date":"2017-12-05T00:00:00.000Z","cpc_codes":["G11B"],"num_claims":16,"abstract":"The invention provides a method and apparatus for scanning a read/write head of a hard disk drive during manufacture. The method comprises: providing a magnetic sensor; moving the magnetic sensor relative to and in close proximity to the read/write head under test; obtaining measurements from the head under test or the sensor, representing a two-dimensional magnetic map; processing the map to obtain an accurate map of the head sensitivity of the head under test from which the key performance characteristics of the head can be obtained."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Magnetic sensor and a method and device for mapping the magnetic field or magnetic field sensitivity of a recording head","description":"The invention provides a method and apparatus for scanning a read/write head of a hard disk drive during manufacture. The method comprises: providing a magnetic sensor; moving the magnetic sensor rela","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9837108","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-9837108","citation_suggestion":"Patentable. \"Magnetic sensor and a method and device for mapping the magnetic field or magnetic field sensitivity of a recording head\" (US-9837108). https://patentable.app/patents/US-9837108","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9837108","json":"https://patentable.app/api/llm-context/US-9837108","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T11:21:49.523Z"}