{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9698235","patent":{"patent_number":"US-9698235","title":"Field-effect transistor","assignee":null,"inventors":[],"filing_date":"2014-08-12T00:00:00.000Z","publication_date":"2017-07-04T00:00:00.000Z","cpc_codes":["H01L","H01L"],"num_claims":8,"abstract":"The present invention provides a field-effect transistor having an accumulation-layer-operation type field-effect transistor that includes a semiconductor layer in which a source region, a channel region, and a drain region that have either an N-type or P-type conductivity in common are formed, and a gate electrode disposed adjacent to the channel region via a gate insulating film, wherein the gate insulating film is made of a dielectric having a change gradient of a relative dielectric constant in which the relative dielectric constant changes to decrease according to the magnitude of a gate voltage applied to the gate electrode."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Field-effect transistor","description":"The present invention provides a field-effect transistor having an accumulation-layer-operation type field-effect transistor that includes a semiconductor layer in which a source region, a channel reg","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9698235","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-9698235","citation_suggestion":"Patentable. \"Field-effect transistor\" (US-9698235). https://patentable.app/patents/US-9698235","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9698235","json":"https://patentable.app/api/llm-context/US-9698235","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T05:51:14.243Z"}