{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9846112","patent":{"patent_number":"US-9846112","title":"Exterior aircraft lighting device","assignee":null,"inventors":[],"filing_date":"2016-05-19T00:00:00.000Z","publication_date":"2017-12-19T00:00:00.000Z","cpc_codes":["G01N"],"num_claims":15,"abstract":"An exterior aircraft lighting device comprises: at least one light source; an optical element having a light entry side facing the at least one light source and a light exit side and being configured for modifying light emitted by the at least one light source; at least one photo detector, which is configured and arranged for detecting a portion of the light emitted by the at least one light source, which is reflected by the light entry side of the at least one optical element, the photo detector providing a detection value, representing the amount of detected light; and a control and evaluation unit which is configured for evaluating the state of wear of the at least one light source based on the detection value provided by the at least one photo detector."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Exterior aircraft lighting device","description":"An exterior aircraft lighting device comprises: at least one light source; an optical element having a light entry side facing the at least one light source and a light exit side and being configured ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9846112","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-9846112","citation_suggestion":"Patentable. \"Exterior aircraft lighting device\" (US-9846112). https://patentable.app/patents/US-9846112","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9846112","json":"https://patentable.app/api/llm-context/US-9846112","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:46:42.307Z"}