{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9620153","patent":{"patent_number":"US-9620153","title":"Magnetic head for perpendicular magnetic recording including a coil for individually driving a main pole and a yoke","assignee":null,"inventors":[],"filing_date":"2016-04-11T00:00:00.000Z","publication_date":"2017-04-11T00:00:00.000Z","cpc_codes":["G11B","G11B","G11B"],"num_claims":5,"abstract":"A magnetic head includes a coil, a main pole, a write shield and first and second yokes. The first and second yokes are connected to the write shield. The coil includes a main coil portion for driving the main pole, a first sub-coil portion for driving the first yoke, and a second sub-coil portion for driving the second yoke. A magnetic field produced in the main pole by the main coil portion and a magnetic field produced in each of the first and second yokes by the first and second sub-coil portions are in directions opposite to each other."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Magnetic head for perpendicular magnetic recording including a coil for individually driving a main pole and a yoke","description":"A magnetic head includes a coil, a main pole, a write shield and first and second yokes. The first and second yokes are connected to the write shield. The coil includes a main coil portion for driving","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9620153","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-9620153","citation_suggestion":"Patentable. \"Magnetic head for perpendicular magnetic recording including a coil for individually driving a main pole and a yoke\" (US-9620153). https://patentable.app/patents/US-9620153","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9620153","json":"https://patentable.app/api/llm-context/US-9620153","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:57:04.197Z"}