{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8493295","patent":{"patent_number":"US-8493295","title":"Light-emitting device","assignee":null,"inventors":[],"filing_date":"2011-01-20T00:00:00.000Z","publication_date":"2013-07-23T00:00:00.000Z","cpc_codes":["G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G"],"num_claims":76,"abstract":"There is provided an EL light-emitting device with less uneven brightness. When a drain current of a plurality of current controlling TFTs is Id, a mobility is μ, a gate capacitance per unit area is Co, a maximum gate voltage is Vgs(max), a channel width is W a channel length is L, an average value of a threshold voltage is Vth, a deviation from the average value of the threshold voltage is ΔVth, and a difference in emission brightness of a plurality of EL elements is within a range of ±n %, a semiconductor display device is characterized in that"},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Light-emitting device","description":"There is provided an EL light-emitting device with less uneven brightness. When a drain current of a plurality of current controlling TFTs is Id, a mobility is μ, a gate capacitance per unit area is C","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8493295","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-8493295","citation_suggestion":"Patentable. \"Light-emitting device\" (US-8493295). https://patentable.app/patents/US-8493295","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8493295","json":"https://patentable.app/api/llm-context/US-8493295","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T21:22:45.964Z"}