{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9812578","patent":{"patent_number":"US-9812578","title":"Thin film transistor and display device using the same","assignee":null,"inventors":[],"filing_date":"2015-10-22T00:00:00.000Z","publication_date":"2017-11-07T00:00:00.000Z","cpc_codes":["G02F","G02F"],"num_claims":12,"abstract":"A thin film transistor includes, an insulating substrate, a gate electrode provided on an upper surface of the insulating substrate, a gate insulating film formed so as to cover the gate electrode, an oxide semiconductor layer provided on the gate insulating film, a channel protective layer provided at least on an upper surface of the oxide semiconductor layer, and a source electrode and a drain electrode provided so as to come into contact with the oxide semiconductor layer, wherein the channel protective layer is formed such that the film density of a portion provided so as to come into contact with the oxide semiconductor layer is higher than the film density of a portion distant from the oxide semiconductor layer."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Thin film transistor and display device using the same","description":"A thin film transistor includes, an insulating substrate, a gate electrode provided on an upper surface of the insulating substrate, a gate insulating film formed so as to cover the gate electrode, an","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9812578","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-9812578","citation_suggestion":"Patentable. \"Thin film transistor and display device using the same\" (US-9812578). https://patentable.app/patents/US-9812578","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9812578","json":"https://patentable.app/api/llm-context/US-9812578","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T14:40:48.606Z"}