{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9810945","patent":{"patent_number":"US-9810945","title":"Light guide plate and surface illumination device","assignee":null,"inventors":[],"filing_date":"2015-10-21T00:00:00.000Z","publication_date":"2017-11-07T00:00:00.000Z","cpc_codes":["G02F","G02F"],"num_claims":26,"abstract":"A light guide plate has a light input end surface from which light is introduced, a light output surface that outputs light spread in a planar manner externally, a flat main light guiding body including the light output surface, a light conducting portion that has a maximum thickness greater than the thickness of the main light guiding body and includes the light input end surface, a first slanted surface provided on the light conducting portion on at least one of a surface near the light output surface and a surface opposite thereto, the first slanted surface inclined from a first location that is thicker than the main light guiding body toward the outer surface of the main light guiding body, and a plurality of first pattern elements provided on the light conducting portion on at least one of a surface near the light output surface and a surface opposite thereto."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Light guide plate and surface illumination device","description":"A light guide plate has a light input end surface from which light is introduced, a light output surface that outputs light spread in a planar manner externally, a flat main light guiding body includi","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9810945","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-9810945","citation_suggestion":"Patentable. \"Light guide plate and surface illumination device\" (US-9810945). https://patentable.app/patents/US-9810945","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9810945","json":"https://patentable.app/api/llm-context/US-9810945","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:20:24.000Z"}