{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8459820","patent":{"patent_number":"US-8459820","title":"Back light unit and liquid crystal display using the same","assignee":null,"inventors":[],"filing_date":"2008-12-23T00:00:00.000Z","publication_date":"2013-06-11T00:00:00.000Z","cpc_codes":["G02F"],"num_claims":18,"abstract":"A backlight unit is provided. The backlight unit comprises: a cover bottom: a printed circuit board (PCB) that is supported by the cover bottom; a light emitting element that is positioned on the PCB; an optical film layer that is supported by the cover bottom and that is positioned on the PCB; and a guide that is mounted separately from the light emitting element in a surface of the PCB in order to support the optical film layer."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Back light unit and liquid crystal display using the same","description":"A backlight unit is provided. The backlight unit comprises: a cover bottom: a printed circuit board (PCB) that is supported by the cover bottom; a light emitting element that is positioned on the PCB;","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8459820","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-8459820","citation_suggestion":"Patentable. \"Back light unit and liquid crystal display using the same\" (US-8459820). https://patentable.app/patents/US-8459820","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8459820","json":"https://patentable.app/api/llm-context/US-8459820","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T16:56:16.515Z"}