{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11289629","patent":{"patent_number":"US-11289629","title":"Light-emitting device having covering body for supressing emission of stray light from side surfaces thereof, and light-emitting device module","assignee":null,"inventors":[],"filing_date":"2019-12-05T00:00:00.000Z","publication_date":"2022-03-29T00:00:00.000Z","cpc_codes":["H01L"],"num_claims":14,"abstract":"A light-emitting device having high output and high contrast with simple configuration is provided. The light-emitting device includes a substrate, a light-emitting element disposed on the substrate, a light-transmitting member disposed on the light-emitting element, and a covering body disposed on the substrate so as to surround the light-transmitting member and cover a side surface of the light-transmitting member. The covering body has a particle group including a plurality of metal oxide particles having a light scattering property and dispersed in the covering body, and the metal oxide particles existing in the vicinity of the side surface of the covering body have a portion having a bandgap smaller than that of other portions in each particle."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Light-emitting device having covering body for supressing emission of stray light from side surfaces thereof, and light-emitting device module","description":"A light-emitting device having high output and high contrast with simple configuration is provided. The light-emitting device includes a substrate, a light-emitting element disposed on the substrate, ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11289629","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-11289629","citation_suggestion":"Patentable. \"Light-emitting device having covering body for supressing emission of stray light from side surfaces thereof, and light-emitting device module\" (US-11289629). https://patentable.app/patents/US-11289629","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11289629","json":"https://patentable.app/api/llm-context/US-11289629","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T19:46:26.474Z"}