{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10469672","patent":{"patent_number":"US-10469672","title":"Image forming apparatus","assignee":null,"inventors":[],"filing_date":"2018-10-23T00:00:00.000Z","publication_date":"2019-11-05T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N","H04N","H04N","H04N"],"num_claims":6,"abstract":"An image forming apparatus, with a document cover open and in addition with no document placed on a contact glass, without performing printing operation, performs first test reading where the contact glass is read without a light source being turned on; thereafter, performs the printing operation, and performs second test reading where the contact glass is read without the light source being turned on. The image forming apparatus checks a flicker level based on a first comparison value calculated based on image data acquired in the first test reading and a second comparison value calculated based on image data acquired in the second test reading."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Image forming apparatus","description":"An image forming apparatus, with a document cover open and in addition with no document placed on a contact glass, without performing printing operation, performs first test reading where the contact ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10469672","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-10469672","citation_suggestion":"Patentable. \"Image forming apparatus\" (US-10469672). https://patentable.app/patents/US-10469672","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10469672","json":"https://patentable.app/api/llm-context/US-10469672","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T19:14:47.158Z"}