{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11480544","patent":{"patent_number":"US-11480544","title":"Atmospheric pressure ion focusing device employing nonlinear DC voltage sequences","assignee":null,"inventors":[],"filing_date":"2020-02-05T00:00:00.000Z","publication_date":"2022-10-25T00:00:00.000Z","cpc_codes":["G01N","G01N"],"num_claims":39,"abstract":"Apparatus comprise an electrode arrangement comprising a plurality of electrodes defining a volume, an ion entrance, and an ion exit, and a voltage source coupled to the plurality of electrodes and configured to apply a nonlinear DC voltage sequence to the electrodes between the ion entrance and the ion exit that directs ions through the volume with the volume at a pressure of at least 1 Torr. Ions can be focused using nonlinear DC voltage sequences, including at atmospheric pressure. Related methods are also disclosed."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Atmospheric pressure ion focusing device employing nonlinear DC voltage sequences","description":"Apparatus comprise an electrode arrangement comprising a plurality of electrodes defining a volume, an ion entrance, and an ion exit, and a voltage source coupled to the plurality of electrodes and co","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11480544","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-11480544","citation_suggestion":"Patentable. \"Atmospheric pressure ion focusing device employing nonlinear DC voltage sequences\" (US-11480544). https://patentable.app/patents/US-11480544","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11480544","json":"https://patentable.app/api/llm-context/US-11480544","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T11:51:38.014Z"}