{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11255524","patent":{"patent_number":"US-11255524","title":"Light emitting device","assignee":null,"inventors":[],"filing_date":"2020-05-29T00:00:00.000Z","publication_date":"2022-02-22T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L"],"num_claims":19,"abstract":"A light-emitting device including a substrate with a top surface and a bottom surface opposite to the top surface and a plurality of LED chips disposed on the top surface and configured to generate a top light visible above the top surface and a bottom light visible beneath the bottom surface, each LED chip comprising a plurality of light-emitting surfaces. The substrate has a thickness greater than 200 μm and comprises aluminum oxide, sapphire, glass, plastic, or rubber. The plurality of LED chips has an incident light with a wavelength of 420-470 nm. The top light and the bottom light have a color temperature difference of not greater than 1500K."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Light emitting device","description":"A light-emitting device including a substrate with a top surface and a bottom surface opposite to the top surface and a plurality of LED chips disposed on the top surface and configured to generate a ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11255524","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-11255524","citation_suggestion":"Patentable. \"Light emitting device\" (US-11255524). https://patentable.app/patents/US-11255524","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11255524","json":"https://patentable.app/api/llm-context/US-11255524","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T16:22:05.711Z"}