{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8492791","patent":{"patent_number":"US-8492791","title":"Optical semiconductor device","assignee":null,"inventors":[],"filing_date":"2011-12-14T00:00:00.000Z","publication_date":"2013-07-23T00:00:00.000Z","cpc_codes":["H01L"],"num_claims":9,"abstract":"The present invention relates to an optical semiconductor device including: a substrate having mounted thereon an LED chip; an encapsulation resin layer embedding the LED chip; an inorganic high-heat conductive layer; and a wavelength conversion layer containing an inorganic phosphor powder, in which the encapsulation resin layer, the inorganic high-heat conductive layer and the wavelength conversion layer are laminated in this order on the substrate either directly or indirectly."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical semiconductor device","description":"The present invention relates to an optical semiconductor device including: a substrate having mounted thereon an LED chip; an encapsulation resin layer embedding the LED chip; an inorganic high-heat ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8492791","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-8492791","citation_suggestion":"Patentable. \"Optical semiconductor device\" (US-8492791). https://patentable.app/patents/US-8492791","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8492791","json":"https://patentable.app/api/llm-context/US-8492791","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T14:01:29.497Z"}