{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9851290","patent":{"patent_number":"US-9851290","title":"Particle detector for particulate matter accumulated on a surface","assignee":null,"inventors":[],"filing_date":"2015-06-22T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["G01N","G01N","G01N","G01N","G01N","G01N"],"num_claims":20,"abstract":"Particle detectors and methods for detecting particulate matter accumulated on a surface are provided. According to one aspect, the particle detector may comprise a substrate, an optical light source configured to emit light along a light path, a waveguide associated with the substrate, having a surface exposed to a gaseous environment and configured to accumulate on the surface particulate matter from the gaseous environment, a detector configured to receive the emitted light from the waveguide, and a controller configured to determine the intensity of the detected light and output an indication of an opacity of the surface of the waveguide with the accumulated particulate matter."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Particle detector for particulate matter accumulated on a surface","description":"Particle detectors and methods for detecting particulate matter accumulated on a surface are provided. According to one aspect, the particle detector may comprise a substrate, an optical light source ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9851290","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-9851290","citation_suggestion":"Patentable. \"Particle detector for particulate matter accumulated on a surface\" (US-9851290). https://patentable.app/patents/US-9851290","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9851290","json":"https://patentable.app/api/llm-context/US-9851290","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T04:08:50.573Z"}