{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8476664","patent":{"patent_number":"US-8476664","title":"Light emitting diode package having multiple luminescent conversion layers","assignee":null,"inventors":[],"filing_date":"2011-11-03T00:00:00.000Z","publication_date":"2013-07-02T00:00:00.000Z","cpc_codes":["H01L","H01L"],"num_claims":15,"abstract":"A light emitting diode package comprises a light emitting diode chip, a first luminescent conversion layer and a separate second luminescent conversion layer on the first luminescent conversion layer. The first luminescent conversion layer has a first luminescent conversion element surrounding the light emitting diode chip. The second luminescent conversion layer has a second luminescent conversion element located above the light emitting diode chip. An excitation efficiency of the first luminescent conversion element is higher than that of the second luminescent conversion element."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Light emitting diode package having multiple luminescent conversion layers","description":"A light emitting diode package comprises a light emitting diode chip, a first luminescent conversion layer and a separate second luminescent conversion layer on the first luminescent conversion layer.","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8476664","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-8476664","citation_suggestion":"Patentable. \"Light emitting diode package having multiple luminescent conversion layers\" (US-8476664). https://patentable.app/patents/US-8476664","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8476664","json":"https://patentable.app/api/llm-context/US-8476664","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T16:46:20.359Z"}