{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11474448","patent":{"patent_number":"US-11474448","title":"Toner refill kits genuineness authentication using electrical signals","assignee":null,"inventors":[],"filing_date":"2018-12-03T00:00:00.000Z","publication_date":"2022-10-18T00:00:00.000Z","cpc_codes":["G06F","G06F","H04L","H04L"],"num_claims":20,"abstract":"An image forming device and a method of operating an image forming device are provided. The method includes detecting a coupling of a first toner refill kit to an image forming device, obtaining, based on a first electrical signal generated in the first toner refill kit, first authentication data corresponding to the first electrical signal, obtaining a first authentication key used to authenticate the first toner refill kit from the first authentication data, applying the first authentication key to a predetermined criterion used to determine validity of an authentication key of a toner refill kit to confirm whether the first toner refill kit is genuine, and controlling a toner refilling operation of the first toner refill kit based on whether the first toner refill kit is genuine."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Toner refill kits genuineness authentication using electrical signals","description":"An image forming device and a method of operating an image forming device are provided. The method includes detecting a coupling of a first toner refill kit to an image forming device, obtaining, base","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11474448","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-11474448","citation_suggestion":"Patentable. \"Toner refill kits genuineness authentication using electrical signals\" (US-11474448). https://patentable.app/patents/US-11474448","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11474448","json":"https://patentable.app/api/llm-context/US-11474448","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T15:57:18.659Z"}