{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8474321","patent":{"patent_number":"US-8474321","title":"Lighted gauge","assignee":null,"inventors":[],"filing_date":"2010-05-14T00:00:00.000Z","publication_date":"2013-07-02T00:00:00.000Z","cpc_codes":["A61B","A61B","G01D","A61B"],"num_claims":16,"abstract":"An apparatus includes (a) a dial having a front face with indicia thereon and a transparent face plate and a back surface; and (b) a light source attached to the dial and positioned exterior to the transparent face plate and oriented so as to illuminate the face plate. The apparatus is advantageously used to measure blood pressure under adverse lighting conditions."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Lighted gauge","description":"An apparatus includes (a) a dial having a front face with indicia thereon and a transparent face plate and a back surface; and (b) a light source attached to the dial and positioned exterior to the tr","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8474321","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-8474321","citation_suggestion":"Patentable. \"Lighted gauge\" (US-8474321). https://patentable.app/patents/US-8474321","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8474321","json":"https://patentable.app/api/llm-context/US-8474321","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T21:24:36.320Z"}